Lesson Learned: Stick-to-itiveness Pays Off Monolithic Domes in Caledonia, Missouri — Voters approved a bond for construction of three Monolithic Domes, two to house classrooms for grades 3 through 6 and one as a gym. Monolithic Dome Gymnasium — It includes seating for 1000, two regulation cross courts, direct lighting and an acoustic drop ceiling. Computer Lab — It and all other classrooms in the Monolithic Domes stayed open and warm during an ice storm that cut power in the area for two weeks.