An upside down pyramid, resmbling an inverted version of the Great Pyramids of Egypt which served as Etemon's base. Nanomon was held captive there. Though it looks ancient on the outside, it is technologically complex inside, and was the center of Etemon's digital network, as well as a large number of advanced science and medical labs. The pyramid has an advanced security systems of camers, lasers, and even force shields. The Pyramid was destroyed by a warp in dimensional space that temporarily sent Taichi from the Digital World to Earth. It also holds a secret room, where Datamon was holding Sora and Piyomon hostage.
