Tomb Raider: Chronicles Walkthrough In Progress

Rome Levels
Level 1: Streets of Rome
Level 2: Trajan's Markets
Level 3: The Colosseum

Submarine Levels
Level 4: The Base
Level 5: The Submarine
Level 6: Deepsea Dive
Level 7: Sinking Sub

Black Isle Levels
Level 8: Gallows Tree
Level 9: Labyrinth
Level 10: Old Mill

VCI Headquarters Levels
Level 11: 13th Floor
Level 12: Escape with the Iris
Level 13: Red Alert!

If you're stuck on a level I haven't revised yet, try the
tombraiders.com walkthrough, or check the alt.games.tombraider newsgroup or tombraiders.com forums. You'll probably find the answers you need.