Deep Cut Guide

Find the route. Know you're on it.

20,722 routes and 9,367 boulder problems at 2,256 Colorado crags. Every route says how sure we are of where it starts.

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Colorado rock, from the archives

[Rock of Ages, Garden of the Gods]
Garden of the Gods · [Rock of Ages, Garden of the Gods] · C. Duhem & Bro. · 1869
Library of Congress, Prints & Photographs Division · Public domain · the record · indexed to this place by the archive
Air Force Academy · [Aerial view of the United States Air Force Academy, El Paso County, Colorado] · Trikosko, Marion S. · 1958
Library of Congress, Prints & Photographs Division · Public domain · the record · found by place name, not yet checked
Ute Pass · Manitou and vicinity - Rainbow Falls, Ute Pass · Thurlow, J. (James Thomas), 1831-1878 · 1874
Library of Congress, Prints & Photographs Division · Public domain · the record · found by place name, not yet checked
San Luis Valley · Entrance to Sah Watch valley. San Luis valley and the Sierra Blanca in the distance · P.S. Duval & Co. · 1854
Library of Congress, Prints & Photographs Division · Public domain · the record · indexed to this place by the archive
Mount Herman · [Bed of one-year-old yellow pine trees, Mount Herman Nursery, Pike National Forest, El Paso County, Colorado] · 1909
Library of Congress, Prints & Photographs Division · Public domain · the record · found by place name, not yet checked
Pike's Peak · Manitou, Pike's Peak in distance · Jackson, William Henry, 1843-1942 · 1881
Library of Congress, Prints & Photographs Division · Public domain · the record · indexed to this place by the archive
Black Canyon of the Gunnison · A rift in the rocks, Black Canyon, Colo., U.S.A. on line D&R, G.R.R. · 1898
Library of Congress, Prints & Photographs Division · Public domain · the record · indexed to this place by the archive
Leadville · Ice Palace, Leadville, Colo. · Jackson, William Henry, 1843-1942 · 1896
Library of Congress, Prints & Photographs Division · Public domain · the record · indexed to this place by the archive
City of Boulder · Viewing the little city of Boulder, Colorado, from the heights · 1906
Library of Congress, Prints & Photographs Division · Public domain · the record · found by place name, not yet checked
Boulder · Boulder, Colorado · Detroit Photographic Co. · 1900
Library of Congress, Prints & Photographs Division · Public domain · the record · indexed to this place by the archive

Photographs of these places held by the Library of Congress, the oldest from 1854. Every one carries the Library's own “no known restrictions on publication”. The whole deep-cuts layer →

60 boulder problems+

  • 1 Downclimb V0-
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Slab V0
    BoulderAlpine Aspen Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Easy Way Up V1
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 8 Lip Traverse V1
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Warm-Up Arete V1
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Left Slab V1
    BoulderAlpine Warm-Up Block Three 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 6 Far Right Arete V1
    BoulderAlpine Warm-Up Block Three 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 7 Shorty Arete V1
    BoulderAlpine Warm-Up Block One 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Turd in the Corner V1-2
    BoulderAlpine ROYGBIV Boulder Ice Knife Area · Guanella Pass · 10,120 ft Position on wall known
  • 5 Right Slab V2-
    BoulderAlpine Warm-Up Block Three 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 10 Far Right SDS V2
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Round About V2
    BoulderAlpine Arch Block 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 9 Backside Problem V2
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 7 Chalk Block V2
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Block Three Traverse V2
    BoulderAlpine Warm-Up Block Three 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 3 Guanella Slab V2
    BoulderAlpine Warm-Up Block One 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Ram Lamb Traverse V2+
    BoulderAlpine Ram Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Hidden Slab V2+
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 6 Nothing Really Matters V3
    BoulderAlpine Mind Matters Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Sit Starts Matter V3
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 12 Trailside Silly Slap V3
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Lip Reader V3
    BoulderAlpine Lip Reader Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 1 Pocket Protector V3
    BoulderAlpine Bessie 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 3 Crimp Face Right V3
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Warm-Up Arete V3
    BoulderAlpine Warm-Up Block Three 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 7 Dyno V3-4
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 13 Trailside Problem V4
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 5 Far Left V4
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Aspen Busy V4
    BoulderAlpine Aspen Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 8 Tap Crack V4
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 6 Chalk Block Left V4
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Ram Traverse V4+
    BoulderAlpine Ram Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 3 Aspen Arete V4-5
    BoulderAlpine Aspen Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 5 Center Layback V4-5
    BoulderAlpine Warm-Up Block One 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 3 Face Problem V5-
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 10 Latigo Beach V5
    BoulderAlpine Mind Matters Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Blue Jeans and High Heels V5
    BoulderAlpine Lip Reader Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Ninja Pony Ride V5
    BoulderAlpine Bessie 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Crimp Face Left V5
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 5 Unknown left of Chalk Block V5
    BoulderAlpine Warm-Up Block Two 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 3 Super Pinch SDS V5
    BoulderAlpine Warm-Up Block Three 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Pinch Lunge V5
    BoulderAlpine Warm-Up Block One 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 ROYGBIV V5
    BoulderAlpine ROYGBIV Boulder Ice Knife Area · Guanella Pass · 10,120 ft Position on wall known
  • 3 Over the Rainbow V5
    BoulderAlpine ROYGBIV Boulder Ice Knife Area · Guanella Pass · 10,120 ft Position on wall known
  • 4 High Horse V5+
    BoulderAlpine Dark Horse Boulder · Guanella Pass · 10,033 ft Position on wall known
  • 1 [Redacted] V5-6
    BoulderAlpine Warm-Up Block One 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Aspen Arete Sit V6-
    BoulderAlpine Aspen Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 7 Stemming Matters V6
    BoulderAlpine Mind Matters Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 9 Traverse V6
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 3 The Cave Problem V6
    BoulderAlpine Bessie 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Guanella Arete V6
    BoulderAlpine Warm-Up Block One 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 6 Traverse - Left Exit V6+
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 11 The Crap Reverse V6+
    BoulderAlpine Main Warm-Ups 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 2 Round About SDS V6-7
    BoulderAlpine Arch Block 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 8 Compression Matters V7
    BoulderAlpine Mind Matters Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 6 Center Layback SDS V7
    BoulderAlpine Warm-Up Block One 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Life Matters V7
    BoulderAlpine Love Matters Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 5 Unnecessary Pony Ride V7-8
    BoulderAlpine Bessie 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 9 Compression Matters Dyno aka Dynamic Matters V8-
    BoulderAlpine Mind Matters Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known
  • 4 Toxic Shock V8
    BoulderAlpine Mind Matters Boulder 7 Mile Boulders · Guanella Pass · 10,347 ft Position on wall known