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 →

46 routes and 14 boulder problems+

  • 1 V4 Lip V4
    Boulder Parking Lot Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Base placed (one source)
  • 3 Twin Cracks 5.8
    ★ 3.1 · 138 Trad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 11 Cryogenics 5.10-
    ★ 3.6 · 138 Trad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 5 One for the Road 5.10c
    ★ 2.7 · 73 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 24 Grotto Wall Traverse 5.8
    ★ 3.1 · 35 Trad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 6 Under Pressure 5.10c
    ★ 2.7 · 34 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 1 Stranger Than Fiction 5.9
    ★ 2.1 · 31 SportTrad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 4 Plaque Right 5.9
    ★ 3.7 · 22 Trad Second Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 9 Headless Franken Chicken 5.12a
    ★ 2.3 · 17 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 2 Lower Plaque Nose 5.9+
    ★ 1.6 · 16 Trad Second Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 31 Stand By Your Van 5.10b
    ★ 2.0 · 14 SportTrad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 23 Space Sluts in the Slammer 5.12b
    ★ 2.9 · 13 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 14 Victims of Fashion 5.12b/c
    ★ 3.6 · 13 SportTrad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 28 Wire and Fire 5.11a
    ★ 2.1 · 12 SportTrad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 13 The Engagement 5.12b
    ★ 2.8 · 12 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 15 Scene of the Crime 5.12d
    ★ 3.9 · 9 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 1 Inner Worlds 5.9
    ★ 3.6 · 7 Trad Third Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 2 Mad Arab 5.10
    ★ 2.1 · 7 Trad PG Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 29 Espresso Love 5.11c
    ★ 2.8 · 5 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 7 The Zebra 5.12a/b
    ★ 4.0 · 5 Sport Second Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 5 Cruisin' in the Nude 5.7+
    ★ 1.5 · 4 SportTrad Nude Buttress · Grotto Walls Area · 9,712 ft · granite Position on wall known
  • 4 Brainwashed 5.9
    ★ 3.5 · 4 Trad Nude Buttress · Grotto Walls Area · 9,712 ft · granite Position on wall known
  • 7 Under Pressure - Extension 5.12b
    ★ 1.8 · 4 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 27 Tarzan 5.12c
    ★ 3.8 · 4 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 22 Before There Were Nine 5.13c
    ★ 3.8 · 4 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 8 Coldfusion 5.8
    ★ 2.3 · 3 Trad Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 5 Necronomicom Direct 5.11+
    ★ 2.0 · 3 Trad Second Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 30 Star Spangled Dangle 5.12a
    ★ 2.3 · 3 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 10 Headless Crankin' Chicken 5.12b/c
    ★ 3.3 · 3 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 3 The on ramp 5.6
    ★ 1.5 · 2 Trad Second Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 3 The Naked Truth 5.12b
    ★ 3.0 · 2 Sport Nude Buttress · Grotto Walls Area · 9,712 ft · granite Position on wall known
  • 21 Tommy's 13b 5.13b
    ★ 2.0 · 2 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 20 Insurrection 5.14c
    ★ 4.0 · 2 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 1 Back Scratcher Start 5.11c
    ★ 2.0 · 1 Trad PG Second Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 26 Stage Fright 5.12a
    ★ 2.0 · 1 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 19 Girly Man 5.12a
    ★ 1.0 · 1 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 6 Might as Well Jump 5.12a/b
    ★ 3.0 · 1 Sport Second Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • 12 YQ 5.12b
    ★ 2.0 · 1 TradTop rope R Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 17 Pea Brain 5.12c
    ★ 1.0 · 1 Sport R Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 2 The Unspoken Truth 5.12c/d
    ★ 3.0 · 1 Sport Nude Buttress · Grotto Walls Area · 9,712 ft · granite Position on wall known
  • 16 Crime Victim 5.13a
    ★ 3.0 · 1 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 18 The Knuckle Head 5.13a
    ★ 2.0 · 1 Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 1 Liar, Liar... 5.13a
    ★ 3.0 · 1 Sport Nude Buttress · Grotto Walls Area · 9,712 ft · granite Position on wall known
  • 2 Poodle Slab V0
    Boulder Husky Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 2 Center V2
    Boulder South Face Rock World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 5 Doberman Dihedral V2
    Boulder Husky Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 3 Laeser Chicken V2
    Boulder Husky Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 1 Left V2+
    Boulder South Face Rock World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 3 Traverse V3
    Boulder South Face Rock World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 1 Felix finish V3
    Boulder Felix Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 1 Jim's Arete V4
    Boulder Husky Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 2 V4 V4
    Boulder Felix Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 6 Husky V5-6
    Boulder Husky Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 4 Husky Traverse V6
    Boulder Husky Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 7 Bull Mastif V6
    Boulder Husky Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 3 Felix V6
    Boulder Felix Boulder World of Hurt Bouldering · Grotto Walls Area · 9,612 ft · granite Position on wall known
  • 4 Twins For The Road 5.10b
    TradTop rope Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 25 K - fight 5.11a
    Sport Lower Grotto Wall · Grotto Walls Area · 9,683 ft · granite Position on wall known
  • 2 Rock Candy 5.12a
    Sport Third Grotto Wall · Grotto Walls Area · 9,703 ft · granite Position on wall known
  • Killer Pillar aka Right Turn, Clyde? 5.9+
    ★ 1.0 · 2 Sport Mecca Wall and Killer Pillar · Grotto Walls Area · 9,703 ft · granite Crag only