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 →

20 routes

  • 11 Craters on the Moon 5.5
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 2 A Few Loose Cobbles 5.5
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 6 Sands of Time 5.7
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 3 Reflection 5.7
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 9 Righteous Babes on the Beach 5.7
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 5 Slabalicious 5.7
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 1 To Slab or Not to Slab 5.7
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 4 Over the Rainbow 5.7
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 8 The OS, Original Slab 5.7
    Trad Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 3 Stages of Life 5.7
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 6 Slab Superstar 5.7
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 9 Cobbles and Bits 5.7
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 7 Coblin Valley 5.7
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 8 The Ambiturner 5.8
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 10 Conglomeration Isolation 5.8
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 7 Shelter in Place 5.8
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 4 Max D 5.8
    Sport Lower Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 2 Conglomeration Gyration 5.8
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 5 The Nitty Gritty Rock Climb 5.8
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known
  • 1 Serenity Slab 5.8
    Sport Upper Slab The Never Ending Slab · South Canyon · 5,904 ft · sandstone Position on wall known