Fort Plenty provides open indoor space for many activities. This multipurpose building contains two ping-pong tables, two foosball tables, several picnic tables, and 100 folding chairs. There is a huge field stone fireplace, both inside and outside. A separate room is also there for studies and crafts. It also has a bathroom. This unheated building is fully screened for good summer cross ventilation and has ceiling fans. This is also used by many groups for their worship services. A large fire pit at the back of Fort Plenty is surrounded by outdoor wrought iron tables and chairs for additional seating and picnicking needs.