Today, Colonial Williamsburg is the largest living history museum in the U.S. The Historic Area is the 301-acre restored colonial capital with 89 original buildings and 525 buildings reconstructed to how they appeared in the 18th century through extensive archaeological, architectural, and documentary research. Completes tasks related to work layout, site preparation, selective removal of existing material, flashing, stairs, walls, chimneys, walks, preservation of original and reproduction work; integrate installation of plumbing, wiring, heating, and air conditioning.