A vast blue crystal cavern, lit by glowing crystals and hanging lanterns

Play the Original Colossal Cave Adventure (1976)

Step back to where it all began. This is the original 1976 text adventure by Will Crowther and Don Woods — the game that captivated Roberta Williams and inspired King’s Quest and the entire adventure genre. Explore the cave by typing simple commands and hunt for treasure, free, right in your browser.

COLOSSAL CAVE ADVENTURE · 1976
This classic text adventure needs a keyboard, so it plays on a desktop computer. Please visit this page on your desktop to play — or explore the full 3D reimagining on your platform of choice.

Game ported by Rick Adams — rickadams.org

Click the bottom of the screen to begin. To zoom in, press Ctrl + (Cmd + on Mac).

Want to see what the cave looks like in 3D?
Browse the Colossal Cave 3D screenshots gallery.

Play the full 3D adventure →

Colossal Cave 3D — Adventure Game Re-Imagined by Ken & Roberta Williams
© Cygnus Entertainment LLC. All rights reserved.
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