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The Keyhole, Colorado The Keyhole is a arch located in Larimer County, CO at N40.423056° W105.162500° (WGS84/NAD83) and at an elevation of 5298 ft MSL. It can be seen on the USGS 1:24K topographic map Masonville, CO. Feature Type: Arch Latitude: N40.423056° (WGS84/NAD83 datum) Longitude: W105.162500° Elevation: 5298 ft MSL County: Larimer County, Colorado USGS 24K Map: Masonville, CO USGS 24K MRC: 40105D2 You can view this location or feature in our Topographic Map Viewer by clicking on the map views below: USGS 1:24K topographic map: Source: US Geological Survey Aerial imagery: Source: US National Map OpenStreetMap: Copyright OpenStreetMap contributors, map styling by TopoQuest OpenTopoMap: Copyright OpenStreetMap contributors, map styling by OpenTopoMap and TopoQuest FAA VFR aeronautical chart:: Source: US Federal Aviation Administration Click on a map above to begin viewing in our Map Viewer. Here are some other places of interest near The Keyhole: Feature Name Type Latitude Longitude Distance View Map Alexander Mountain Summit N40.427484° W105.251375° 4.7 miles  ↑ View Map Alford Lakes Lake N40.447205° W105.093869° 4.0 miles  ↑ View Map All Saints Episcopal Church Columbarium Cemetery N40.426643° W105.096359° 3.5 miles  ↑ View Map Bald Mountain Gate House Locale N40.359707° W105.255821° 6.6 miles  ↑ View Map Berthoud Dam Dam N40.329984° W105.082203° 7.7 miles  ↑ View Map Berthoud Reservoir Reservoir N40.331897° W105.085739° 7.5 miles  ↑ View Map Big Barnes Ditch Canal N40.402761° W105.114148° 2.9 miles  ↑ View Map Big Thompson Canyon Valley N40.421177° W105.224569° 3.3 miles  ↑ View Map Big Thompson Ditch Number 2 Canal N40.372206° W105.067202° 6.1 miles  ↑ View Map Big Thompson Elementary School School N40.418391° W105.188935° 1.4 miles  ↑ View Map Big Thompson Pit Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map Big Thompson Power Plant Locale N40.421095° W105.223319° 3.2 miles  ↑ View Map Big Thompson Siphon Canal N40.420817° W105.226374° 3.4 miles  ↑ View Map Bill Reed Middle School School N40.395090° W105.080147° 4.7 miles  ↑ View Map Boedecker Lake Reservoir N40.384984° W105.130816° 3.1 miles  ↑ View Map Boothroyd - Hutchinson Cemetery Cemetery N40.419797° W105.209097° 2.5 miles  ↑ View Map Boyd Lake Quarry Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map Buckhorn Creek Stream N40.420817° W105.175261° 0.7 miles  ↑ View Map Buckhorn Highline Ditch Canal N40.502761° W105.246374° 7.1 miles  ↑ View Map Buckhorn Mine Mine N40.486094° W105.224152° 5.4 miles  ↑ View Map Buckhorn Presbyterian Church Church N40.483316° W105.211095° 4.9 miles  ↑ View Map Buckingham Lake Reservoir N40.393317° W105.142760° 2.3 miles  ↑ View Map Buffman Canyon Valley N40.479871° W105.215158° 4.8 miles  ↑ View Map Calvary United Reformed Church Church N40.378873° W105.131649° 3.5 miles  ↑ View Map Campion Populated Place N40.349428° W105.077759° 6.8 miles  ↑ View Map Campion Academy School N40.348334° W105.082484° 6.7 miles  ↑ View Map Campion Census Designated Place Census N40.347139° W105.090460° 6.5 miles  ↑ View Map Carter Family Cemetery Cemetery N40.453866° W105.206085° 3.1 miles  ↑ View Map Carter Lake Dam Number 1 Dam N40.324984° W105.212208° 7.3 miles  ↑ View Map Carter Lake Dam Number 2 Dam N40.336651° W105.210541° 6.5 miles  ↑ View Map Carter Lake Dam Number 3 Dam N40.346651° W105.212208° 5.9 miles  ↑ View Map Carter Lake Reservoir Reservoir N40.335242° W105.217861° 6.7 miles  ↑ View Map Carter Tunnel Mine Mine N40.498872° W105.218873° 6.0 miles  ↑ View Map Cathy Fromme Prairie Natural Area Park N40.509362° W105.124912° 6.3 miles  ↑ View Map Cattail Pond Lake N40.375354° W105.115014° 4.1 miles  ↑ View Map Cemetery Lake Lake N40.413321° W105.065662° 5.1 miles  ↑ View Map Cemetery Lake Dam Dam N40.411650° W105.067202° 5.1 miles  ↑ View Map Centennial Elementary School School N40.429976° W105.099895° 3.3 miles  ↑ View Map Chance Family Cemetery Cemetery N40.460532° W105.208585° 3.5 miles  ↑ View Map Charles Hansen Feeder Canal Canal N40.474983° W105.225541° 4.9 miles  ↑ View Map Cherry Hill Summit N40.378595° W105.093314° 4.8 miles  ↑ View Map Chimney Hollow Valley N40.371966° W105.228268° 4.9 miles  ↑ View Map Colorado Stone Company Pit Mine N40.486928° W105.210818° 5.1 miles  ↑ View Map Conrad Ball Middle School School N40.419300° W105.067037° 5.0 miles  ↑ View Map Cottonwood Creek Stream N40.373873° W105.225264° 4.7 miles  ↑ View Map Coulson Excavating Pit Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map Coulson Pit Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map Devils Backbone Ridge N40.420817° W105.159705° 0.2 miles  ↑ View Map Dickson Gulch Valley N40.414368° W105.253258° 4.8 miles  ↑ View Map Dille Tunnel Tunnel N40.417762° W105.233875° 3.8 miles  ↑ View Map Dogtown Flats Flat N40.474983° W105.153316° 3.6 miles  ↑ View Map Dry Creek Stream N40.402206° W105.147761° 1.6 miles  ↑ View Map Dry Creek Stream N40.433872° W105.067757° 5.0 miles  ↑ View Map Eden Valley Resthaven Cemetery Cemetery N40.460810° W105.230808° 4.4 miles  ↑ View Map Estes Belle Claim Mine N40.515261° W105.219429° 7.0 miles  ↑ View Map Flatiron Dam Dam N40.371929° W105.228875° 5.0 miles  ↑ View Map Flatiron Mountain Summit N40.366651° W105.226375° 5.1 miles  ↑ View Map Flatiron Penstocks Canal N40.361095° W105.243598° 6.0 miles  ↑ View Map Flatiron Powerplant Locale N40.364706° W105.235820° 5.6 miles  ↑ View Map Flatiron Reservoir Reservoir N40.370588° W105.231516° 5.1 miles  ↑ View Map Fossil Creek School (historical) School N40.523038° W105.077479° 8.2 miles  ↑ View Map Front Range Community College Fort Collins Campus School N40.522483° W105.094146° 7.8 miles  ↑ View Map Garfield Elementary School School N40.399377° W105.087198° 4.3 miles  ↑ View Map George Rist Dam Dam N40.393317° W105.143872° 2.3 miles  ↑ View Map George Rist Ditch Canal N40.391373° W105.153317° 2.2 miles  ↑ View Map George Rist Reservoir Reservoir N40.394646° W105.146447° 2.1 miles  ↑ View Map Graveyard Gulch Valley N40.482489° W105.154499° 4.1 miles  ↑ View Map Green Ridge Glade Valley N40.423258° W105.207301° 2.4 miles  ↑ View Map H M S Richards Adventist School School N40.348906° W105.084027° 6.6 miles  ↑ View Map Haag Pit Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map Haags Sand and Gravel Pit Mine N40.398595° W105.085258° 4.4 miles  ↑ View Map Handy Dam Dam N40.324984° W105.108871° 7.3 miles  ↑ View Map Handy Ditch Canal N40.347484° W105.150539° 5.3 miles  ↑ View Map Handy Reservoir Reservoir N40.328519° W105.116156° 7.0 miles  ↑ View Map Hilltop Claim Mine N40.515261° W105.219429° 7.0 miles  ↑ View Map Home Supply Ditch Canal N40.355540° W105.163595° 4.7 miles  ↑ View Map Home Supply Reservoir Reservoir N40.337293° W105.126367° 6.2 miles  ↑ View Map Horsetooth Heights Populated Place N40.504427° W105.154149° 5.6 miles  ↑ View Map Horsetooth Supply Canal Canal N40.442800° W105.219370° 3.3 miles  ↑ View Map Indian Creek Stream N40.432483° W105.182206° 1.2 miles  ↑ View Map Kauffman Pit Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map Kings Corner Populated Place N40.378317° W105.073314° 5.6 miles  ↑ View Map Kirchner Ditch Canal N40.516127° W105.252043° 8.0 miles  ↑ View Map KLOV-AM (Loveland) Tower N40.391928° W105.098037° 4.0 miles  ↑ View Map Lake Ditch Canal N40.355539° W105.075536° 6.5 miles  ↑ View Map Lake Loveland Reservoir N40.412233° W105.087409° 4.0 miles  ↑ View Map Lakeside Cemetery Cemetery N40.411921° W105.071636° 4.8 miles  ↑ View Map Lakeside Park Park N40.406372° W105.080258° 4.5 miles  ↑ View Map Langston Family Cemetery Cemetery N40.404428° W105.147761° 1.5 miles  ↑ View Map Larimer County Landfill Locale N40.504444° W105.123611° 6.0 miles  ↑ View Map Lincoln School School N40.407761° W105.073591° 4.8 miles  ↑ View Map Little Barnes Ditch Canal N40.408317° W105.063868° 5.3 miles  ↑ View Map Little Bear Gulch Valley N40.521079° W105.259565° 8.5 miles  ↑ View Map Little Dam Populated Place N40.422206° W105.222763° 3.2 miles  ↑ View Map Loch Lon Park Park N40.383317° W105.108593° 3.9 miles  ↑ View Map Lon Hagler Dam Dam N40.366651° W105.143872° 4.0 miles  ↑ View Map Lon Hagler Reservoir Reservoir N40.365572° W105.149270° 4.0 miles  ↑ View Map Lone Tree Dam Dam N40.346651° W105.117204° 5.8 miles  ↑ View Map Lonetree Reservoir Reservoir N40.343873° W105.125260° 5.8 miles  ↑ View Map Long Draw Valley N40.481975° W105.156392° 4.1 miles  ↑ View Map Louden Ditch Canal N40.430539° W105.101647° 3.2 miles  ↑ View Map Loveland Populated Place N40.397761° W105.074980° 4.9 miles  ↑ View Map Loveland Burial Park Cemetery N40.412755° W105.075248° 4.6 miles  ↑ View Map Loveland Division Civil N40.431517° W105.189026° 1.5 miles  ↑ View Map Loveland Filtration Plant Locale N40.425817° W105.208874° 2.4 miles  ↑ View Map Loveland Fire and Rescue Station 1 Building N40.396215° W105.071599° 5.1 miles  ↑ View Map Loveland Fire and Rescue Station 2 Building N40.419381° W105.096380° 3.5 miles  ↑ View Map Loveland Fire and Rescue Station 3 Building N40.383256° W105.115567° 3.7 miles  ↑ View Map Loveland Fire and Rescue Station 5 Building N40.438935° W105.075628° 4.7 miles  ↑ View Map Loveland Gravel Pit Mine N40.398039° W105.121093° 2.8 miles  ↑ View Map Loveland High School School N40.420641° W105.091596° 3.7 miles  ↑ View Map Loveland Memeorial Hospital Hospital N40.397761° W105.089703° 4.2 miles  ↑ View Map Loveland Police Department Building N40.400796° W105.066495° 5.3 miles  ↑ View Map Loveland Post Office Post Office N40.421140° W105.070630° 4.8 miles  ↑ View Map Loveland Quarry Mine N40.415539° W105.163872° 0.5 miles  ↑ View Map Loveland Sandstone Quarry Mine N40.434428° W105.199707° 2.1 miles  ↑ View Map Loveland Sugar Refinery Quarry Mine N40.404983° W105.063035° 5.4 miles  ↑ View Map Loveland Water Storage Dam Dam N40.424708° W105.210590° 2.5 miles  ↑ View Map Loveland Water Storage Reservoir Reservoir N40.425083° W105.211330° 2.6 miles  ↑ View Map Loveland Water Tanks Locale N40.409150° W105.151094° 1.1 miles  ↑ View Map Lucile Erwin Middle School School N40.429705° W105.099703° 3.3 miles  ↑ View Map Mariana Butte Summit N40.398039° W105.140260° 2.1 miles  ↑ View Map Mariano Dam Dam N40.384984° W105.132205° 3.1 miles  ↑ View Map Mariano Reservoir Reservoir N40.386534° W105.142337° 2.7 miles  ↑ View Map Mason Ranch Mine Mine N40.499705° W105.225540° 6.2 miles  ↑ View Map Masonville Populated Place N40.487483° W105.210818° 5.1 miles  ↑ View Map Masonville Cemetery Cemetery N40.454699° W105.198030° 2.9 miles  ↑ View Map Masonville Mine Mine N40.486094° W105.225540° 5.5 miles  ↑ View Map Masonville Post Office Post Office N40.482068° W105.212781° 4.9 miles  ↑ View Map Memorial Hospital (historical) Hospital N40.397206° W105.090259° 4.2 miles  ↑ View Map Milner Glade Valley N40.434593° W105.180073° 1.2 miles  ↑ View Map Milner Mountain Summit N40.497483° W105.182483° 5.2 miles  ↑ View Map Mint Quarry Mine N40.458317° W105.219985° 3.9 miles  ↑ View Map Modena Cemetery Cemetery N40.399740° W105.123085° 2.6 miles  ↑ View Map MYM Pit Mine N40.421372° W105.154427° 0.4 miles  ↑ View Map Namaqua Park Park N40.399983° W105.118593° 2.8 miles  ↑ View Map Pillar of Hercules Pillar N40.424150° W105.230263° 3.6 miles  ↑ View Map Poison Lake Lake N40.364691° W105.175830° 4.1 miles  ↑ View Map Poudre Fire Authority Station 5 Building N40.523052° W105.071167° 8.4 miles  ↑ View Map Poudre Fire Authority Station 9 Building N40.519551° W105.167890° 6.7 miles  ↑ View Map Rattlesnake Gulch Valley N40.472419° W105.152010° 3.5 miles  ↑ View Map Redstone Creek Stream N40.477205° W105.208318° 4.4 miles  ↑ View Map Redstone Quarry Mine N40.486928° W105.210818° 5.1 miles  ↑ View Map Resthaven Memorial Gardens Cemetery N40.467199° W105.076080° 5.5 miles  ↑ View Map Rhodes Family Cemetery Cemetery N40.483625° W105.210609° 4.9 miles  ↑ View Map Rist Benson Reservoir Reservoir N40.410289° W105.116196° 2.6 miles  ↑ View Map Robert Benson Lake Reservoir N40.486548° W105.073197° 6.4 miles  ↑ View Map Rollers Lake Lake N40.431650° W105.094147° 3.6 miles  ↑ View Map Ryan Gulch Valley N40.385509° W105.094025° 4.4 miles  ↑ View Map Ryan Gulch Dam Dam N40.374904° W105.100746° 4.7 miles  ↑ View Map Ryan Gulch Reservoir Reservoir N40.371892° W105.104147° 4.7 miles  ↑ View Map Say Hawker Pit Mine N40.398595° W105.106648° 3.4 miles  ↑ View Map Sierra Vista Nursing Home Hospital N40.400261° W105.092759° 4.0 miles  ↑ View Map South Side Ditch Canal N40.366651° W105.136649° 4.1 miles  ↑ View Map Sprague Airport Airport N40.474332° W105.220192° 4.7 miles  ↑ View Map Spring Creek Stream N40.518872° W105.163871° 6.6 miles  ↑ View Map Sulzer Gulch Valley N40.424168° W105.209819° 2.5 miles  ↑ View Map Sunny Slope Dam Dam N40.326651° W105.067203° 8.3 miles  ↑ View Map Sunnyslope Reservoir Reservoir N40.327799° W105.066287° 8.3 miles  ↑ View Map Sunrise Ranch Cemetery Cemetery N40.444144° W105.212197° 3.0 miles  ↑ View Map Swart Pit Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map The Keyhole Arch N40.423056° W105.162500° 0.0 miles View Map The Narrows Valley N40.421373° W105.225541° 3.3 miles  ↑ View Map Thompson Valley Emergency Medical Services Building N40.395669° W105.113500° 3.2 miles  ↑ View Map Thompson Valley High School School N40.387749° W105.102539° 4.0 miles  ↑ View Map Trilby Corner Populated Place N40.494705° W105.077479° 6.7 miles  ↑ View Map Trilby Lateral Canal N40.516649° W105.122203° 6.8 miles  ↑ View Map Troupe Quarry Mine N40.486928° W105.210818° 5.1 miles  ↑ View Map Truscott Elementary School School N40.397993° W105.078875° 4.7 miles  ↑ View Map Twin Springs Spring N40.494983° W105.164705° 5.0 miles  ↑ View Map U.S. Gypsum Quarry Mine N40.399983° W105.074425° 4.9 miles  ↑ View Map Valentine Post Office Post Office N40.397809° W105.074834° 4.9 miles  ↑ View Map Victory Irrigation Canal Canal N40.477344° W105.211025° 4.5 miles  ↑ View Map Walt Clark Middle School School N40.383760° W105.113437° 3.7 miles  ↑ View Map Washington School School N40.393872° W105.069980° 5.3 miles  ↑ View Map Weaver Quarry Mine N40.486928° W105.210818° 5.1 miles  ↑ View Map Welch Reservoir Reservoir N40.323873° W105.108038° 7.4 miles  ↑ View Map White Quarry Mine N40.486928° W105.210818° 5.1 miles  ↑ View Map Note: Coordinates in the location and feature list above are referenced to NAD83 datum.

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