The multipurpose athletic and classroom facility at Spencer Public Schools K-12 campus in Spencer, Wisconsin, houses a gymnasium, wrestling room, fitness center, and more. It was part of a $5.9 million upgrade that included improvements to the elementary school portion of the existing school. The Federal Emergency Management Agency (FEMA) paid $2.9 million in improvement grants since the facility is also a shelter-in-place safe room.
The Monolithic Dome is a 170-foot (51.8 m) diameter by 34-foot (10.4 m) tall dome atop a 12-foot (3.7 m) concrete block stem wall. The dome encompasses about 22,700 square feet (2,100 m²). It includes a competition court gymnasium, strength and cardio center, plus multipurpose wrestling room.