Doctor Eggman's Lair

Dr. Eggman's Lair is a location that appears in the Sonic Boom series. It is the headquarters and residence of Dr. Eggman and his lackeys, Orbot and Cubot.

Description
Dr. Eggman's lair is located on a small island outside the coast of Sonic's tropical island home. Its island is a barren, raised rock plateau with a large hill on the middle and has volcanic activity, with small veins of lava running down its hill. The center of Eggman's lair is a white and sterile-looking futuristic tower on the top of the island with an antenna on top and the Eggman Empire logo on side front.

Archie Comics
After being defeated in his Giga-Mech, Dr. Eggman retreated to his lair by having his disabled robot swim there. The next day at the lair, Eggman was about to have his breakfast served when Knuckles arrived and asked him if he wanted to team up.