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Particularly Special Place
Newest Trail Running Routes
near Hillsdale, Wyoming
Hillsdale, Wyoming 
Recommended Routes, Photos, & More
Intermediate/Difficult
Gibralter Lake Out and Back
11.1 mi 17.9 km • 1,854' Up 565.04 m Up • 1,853' Down 564.69 m Down
Nederland, CO
Intermediate/Difficult
Saint Vrain — Meadow Mountain Out and Back
9.5 mi 15.2 km • 3,569' Up 1087.88 m Up • 3,569' Down 1087.69 m Down
Estes Park, CO
Intermediate/Difficult
Picture Rock+Wild Turkey+Ponderosa Lollipop
14.9 mi 23.9 km • 1,467' Up 447.19 m Up • 1,467' Down 447.09 m Down
Lyons, CO
Intermediate/Difficult
Mirror Lake Out and Back
13.4 mi 21.5 km • 2,078' Up 633.3 m Up • 2,076' Down 632.82 m Down
Grand Lake, CO
No Photos
Intermediate/Difficult
Button Rock Mountain Lollipop
8.8 mi 14.2 km • 1,407' Up 428.92 m Up • 1,408' Down 429.22 m Down
Lyons, CO
Difficult
Never Summer 100km
66.3 mi 106.8 km • 13,026' Up 3970.46 m Up • 13,026' Down 3970.42 m Down
Grand Lake, CO
Intermediate/Difficult
Crags Campground to American Lakes
6.5 mi 10.4 km • 1,348' Up 410.76 m Up • 1,347' Down 410.53 m Down
Grand Lake, CO
Intermediate
Arthur Rock Loop
4.4 mi 7.0 km • 1,160' Up 353.7 m Up • 1,159' Down 353.37 m Down
Bellvue, CO
Difficult
Mt. Alice via Hourglass Ridge
9.2 mi 14.8 km • 3,387' Up 1032.23 m Up • 3,395' Down 1034.73 m Down
Grand Lake, CO
Intermediate/Difficult
Horsetooth Falls and Rock Trail Loop
8.3 mi 13.3 km • 1,743' Up 531.41 m Up • 1,743' Down 531.29 m Down
Bellvue, CO
Intermediate/Difficult
Lake Helene from Bear Lake
6.2 mi 9.9 km • 1,176' Up 358.38 m Up • 1,176' Down 358.38 m Down
Estes Park, CO
Intermediate
Bent Rock and K-Lynn Cameron Loops
6.8 mi 11.0 km • 601' Up 183.28 m Up • 604' Down 184.09 m Down
Bellvue, CO
Intermediate/Difficult
Beaver Creek Hourglass Loop
20.0 mi 32.2 km • 3,612' Up 1100.87 m Up • 3,611' Down 1100.69 m Down
Red Fea…, CO
Difficult
Baker Gulch to Bowen Lake
19.9 mi 32.0 km • 4,483' Up 1366.38 m Up • 4,483' Down 1366.29 m Down
Grand Lake, CO
Difficult
Crystal Lakes Long Loop
32.0 mi 51.5 km • 5,919' Up 1804.08 m Up • 5,953' Down 1814.56 m Down
Estes Park, CO
Intermediate/Difficult
Carey/Island Lakes Out-and-Back
14.4 mi 23.1 km • 2,669' Up 813.41 m Up • 2,669' Down 813.39 m Down
Red Fea…, CO
Intermediate
Pilot Hill 25k Classic
15.9 mi 25.5 km • 1,607' Up 489.67 m Up • 1,612' Down 491.23 m Down
Laramie, WY
Intermediate/Difficult
North Diamond Peak
7.0 mi 11.3 km • 1,715' Up 522.76 m Up • 1,715' Down 522.75 m Down
Grand Lake, CO
Difficult
Mummy Kill Route (Mummy Marathon)
17.4 mi 28.0 km • 4,920' Up 1499.48 m Up • 7,488' Down 2282.32 m Down
Estes Park, CO
Difficult
North Inlet/Tonohutu Creek Loop
26.6 mi 42.8 km • 3,911' Up 1192.07 m Up • 3,896' Down 1187.62 m Down
Grand Lake, CO
Intermediate
Mahogany to Towhee Loop
5.4 mi 8.6 km • 443' Up 134.92 m Up • 442' Down 134.81 m Down
Wellington, CO
Intermediate
Keyhole Balloon
2.3 mi 3.7 km • 256' Up 78.18 m Up • 257' Down 78.27 m Down
Loveland, CO
Intermediate
Elkhorn Trailhead Loop
9.0 mi 14.5 km • 1,179' Up 359.51 m Up • 1,179' Down 359.25 m Down
Red Fea…, CO
Intermediate/Difficult
Hall Ranch Loop
9.8 mi 15.7 km • 1,447' Up 440.94 m Up • 1,446' Down 440.85 m Down
Lyons, CO
Intermediate
Horsetooth Falls Out and Back
2.3 mi 3.7 km • 378' Up 115.29 m Up • 379' Down 115.64 m Down
Laporte, CO
Intermediate/Difficult
Mount Ida
9.5 mi 15.3 km • 2,231' Up 679.92 m Up • 2,228' Down 679.21 m Down
Grand Lake, CO
Intermediate/Difficult
Mount Chiquita
5.2 mi 8.4 km • 1,934' Up 589.57 m Up • 1,934' Down 589.59 m Down
Estes Park, CO
Very Difficult
Hell Canyon Loop
18.8 mi 30.3 km • 4,290' Up 1307.64 m Up • 4,289' Down 1307.23 m Down
Grand Lake, CO
