Xplora 1: Peter Gabriel's Secret World is a multimedia piece by Peter Gabriel. It has a scavenger hunt theme throughout the game, and when certain pieces are found, it unlocks more sections of the CD. There is a mixing room and videos of concert backstages. Originally developed for the Mac, it was converted to Windows 3.1. To progress through the CD, you have to solve puzzles with sliding tiles. The graphics are of sky, earth, trees and various other nature scenes, keeping with the CDs conservation theme. There is a section on world instruments. You can see and listen to them once you unlock that room.