Ruined

Ruined is the 10th level and is the last level of the second warp room in the game Crash Bandicoot: The Huge Adventure for GameBoy Advance. It is a jungle-themed level.

Getting the blue gem

 * In a section of the level with the green ! crate, after pressing it; double jump and tornado spin to the left. Crash will get to a metal platform. As there are too many gaps between the platforms, repeat this until he comes to a metal arrow crate, with the blue gem above it.