Bowser's Body is one of the two places where the whole game takes place (while the Mushroom Kingdom being the second). It is divided into 20 places:
- Trash Pit
A map of Bowser's Body
- Funny Bone
- Toad Square
- Challenge Node
- Arm Center
- Pump Works
- Flame Pipe
- Gut Check
- Nerve Cluster
- Rump Command
- Flab Zone
- Pipe Yard
- Leg Outpost
- Nose Deck
- Energy Hold
- Joint Tower
- Memory Banks
- Lumbar Nook
- Chest Station
- Airway
