Rayman's Homeworld is where the whole game of Rayman 1 takes place.
There are a total of six lands to explore. All these lands are very unique and some even have some inhabitants. The lands are:
Raypeople, Allies, and Creatures
Every once and a while, Rayman will meet some of his own kind, the Raypeople, some other helpful allies, or just creautures in the background.
The Dream Forest: The Swamps of Forgetfulness - Tarayzan
Band Land: Allegro Presto - Shrink Fairy
Blue Mountains: Mr. Stone's Peaks - The Musician, Short Rayperson, Tall Rayperson, and 4 birds.
Picture City Space Mama's Crater - Shrink Fairy
The Caves of Skops: Eat at Joe's - Joe, and Firefly