Perilous Journey

300px Perilous Journey is a piece included in the Halo: Original Soundtrack. Perilous Journey runs for 2:28.

Appearances
This piece plays in the level Assault on the Control Room, at different points as you fight through waves of Covenant forces. It most prominently plays when you come across the last group of marines in the level, and lead them to their eventual location to be evacuated.

It also plays in the level "The Pillar of Autumn", after you encounter the first group of Covenant to board the Autumn through the use of the lifeboat airlocks.

The piece has been remade and plays in the Halo 3 level The Ark (Level). It can be found in the Halo 3 Original Soundtrack in the second half of the song Farthest Outpost