Canyon Climber

Canyon Climber is a video game designed by Steve Bjork and James Garon for the TRS-80 Color Computer and published by Tandy Corporation in 1982.

[3] The game was ported to Atari 8-bit computers by Tim Ferris, Apple II by Brian Mountford,[2] and PC-6001.

In the first, similar to the rivet screen from Donkey Kong, the goal is to place explosive charges on both ends of each of four bridges, using ladders to climb between them, then trigger a detonator.

"[5] In a review of four Atari 8-bit Datasoft games (alongside Pacific Coast Highway, Clowns and Balloons, and Shooting Arcade), Charles Brannon of COMPUTE!

"[10] Mark Sabbatini, looking at the Color Computer version, agrees: "as soon as you've completed the levels a few times the challenge is pretty much gone."

The third screen with brick-dropping birds flying over the canyon (Atari 8-bit).