Pokemon Red Pokemon Mansion
Channel: darkmurkrow
Date: 2011-09-22

This video is of the Pokemon Mansion in Pokemon Red on the Game Boy.  The mansion is a dungeon located on Cinnabar Island.  You must clear it before you can open the door to the gym.

You must press some switches in the mansion in order to open the path to the basement.  That is where the key to the gym is located.  There are several different trainers in the mansion as well as ponyta and koffing.