Minecraft wiki entry for Canyon, associated text: Two canyons joined together underground.
Two canyons open to the sky that generated next to each other, with a river biome between them.
An underwater canyon.
A canyon that exposed a mineshaft.
A deep cliff reaching bedrock levels.
A canyon generated under another canyon.
A small canyon viewed from the sky.
A canyon viewed from inside.
A canyon that has been cut through by an ocean.
A hole in the ground through which a canyon is visible.
Iron and lapis ores exposed to sunlight in deep canyon.
Water flowing into the canyon from nearby river.
A bug that prevents water from flowing into the pit.
A tree that generated in a canyon, next to the lava and mineshaft.
Water generated in midair over a large connected canyon.
A jungle pyramid, stronghold, and mineshaft generated together in one canyon.
A triple canyon with a mineshaft at the bottom.
Naturally generated diamond ore, redstone ore, and lapis lazuli ore found in a canyon. Check the image for seed and coords.
Two underwater canyons merged together.
A 120 block deep canyon in Bedrock Edition.
Relatively slim and shallow canyon in plains biome.
Slim, but rather deep canyon generated in plains biome.
Double ravine with many mineshaft bridges in it.
A ravine that generated underwater.
Ravine with multiple ores, water and lava falls, and stronghold bridge over it.
Badlands mineshaft bridge generated over a ravine.
A ruined portal generated on top of a ravine.