The main bridge used by the robots and the humans during the Split Mountain Era. it was a large bridge with a large robot gate at one end, and the Sentai Fortress's main gate at the other end. It was the major battle point of the robots and humans, and was used in several key battles such as the Striking Venom Attack.
|Northern Half:||Sentai Fortress (Ryo's Labs) (Sentai Village) (Sentai Gate) | Sentai Golden City (Golden Tower) (Nightmare Lab) | Abandoned Village (Generator Room)|
|Southern Half:||Robot Fortress (Robot Construction Labs)|
|Both Halves:||Bridges (Tenchi) (Mechara) (Cyrid) (Goldstone) | Gates (Sentai Gate) | Mines|
|Other Places:||The Gorge | Deep Jungle | Fields|