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 →

12 routes and 48 boulder problems+

  • 6 Coyote's Tooth 5.8
    ★ 2.7 · 10 Trad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 16 Fringe Dweller 5.8
    ★ 1.3 · 3 Sport Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 3 Ichabod 5.10b/c
    ★ 3.0 · 3 Trad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 10 5.8 Dihedral 5.8
    ★ 2.0 · 2 Trad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 12 Black Arete 5.10a
    ★ 1.5 · 2 SportTrad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 9 Green Arete 5.11b
    ★ 2.5 · 2 Sport Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 1 5.8- crack 5.8-
    ★ 1.0 · 1 Trad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 11 Kuntz 5.10a
    ★ 1.0 · 1 Trad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 2 Ichabod Direct 5.10d
    ★ 1.0 · 1 Trad PG Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 8 Regurgitator 5.11a
    ★ 1.0 · 1 Trad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 5 Robert Mason Memorial Route 5.11b
    ★ 2.0 · 1 Sport Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 4 McVean and Pilon Rule! 5.11d
    ★ 2.0 · 1 Trad Turtle Lake Cliffs · Turtle Lake · 7,462 ft · sandstone Position on wall known
  • 8 The Counselor V0
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 9 Angler V0
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 10 Gray Beard V0
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 Oh Shoot, Arete! V0-1
    Boulder Unnamed Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 Tie Dihedral V1
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 4 Nickel and Dime V1
    Boulder Penny Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 10 Cents Short of a Dime V1
    Boulder Penny Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 Mashed Potatoes V1
    Boulder Juniper Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 Gravy V1
    Boulder Juniper Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 Unknown V1
    Boulder Diamond Block, The Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 Nuclear Sit-Start V1
    Boulder Hangover Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 Lone-Tree Traverse V1
    Boulder Hangover Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 7 Poser V1
    Boulder Big East Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 USDA Certified Traverse V1+
    Boulder Penny Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 My 2 Cents V1+
    Boulder Penny Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 Afternoon Delight V2-
    Boulder Eastern Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 5 Yellow Jacket V2
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 Diagonal Dyno V2
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 Simulacrum V2
    Boulder Hangover Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 4 V2
    Boulder Eastern Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 Eastern Block Dyno V2
    Boulder Eastern Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 11 Scooped Again V2+
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 4 Slab Crab Traverse V2+
    Boulder Unnamed Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 A Brief History V2-3
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 6 Low Traverse V3-
    Boulder Big East Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 5 Overhang V3 V3
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 8 Pocket Pool V3
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 Terrapin Traverse V3
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 7 Culture Lost (Pimp Slap) V3
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 4 Dirty Shirt V3
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 6 Dragon Slayer V3
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 No-Name V3
    Boulder Diamond Block, The Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 Broadway Traverse V3
    Boulder Diamond Block, The Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 V3 V3
    Boulder Tepee Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 5 Bird Hole Right V3
    Boulder Big East Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 Return Of The Turtle V3-4
    Boulder Unnamed Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 Fade Away V4
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 7 The Wonder V4
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 4 The Exfoliater (aka Monkey Hang) V4
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 Abraham Lives V4
    Boulder Unnamed Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 10 V4 V4
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 4 Ship's Prow V4
    Boulder Diamond Block, The Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 4 3 Traverse V4
    Boulder Eastern Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 1 V5 Arête V4-5
    Boulder Tepee Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 Flexural Strength V5
    Boulder Tepee Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 2 Center El Turtle (Dynamo Hum) V5-6
    Boulder West Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 9 The Death Sentence V5-6
    Boulder Roadside Boulder Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known
  • 3 Flight of a Dodo V6
    Boulder Big East Block Turtle Lake Bouldering · Turtle Lake · 6,946 ft · sandstone Position on wall known