Complex sentence: Bodie also had a cemetery on the outskirts of town and a nearby mortuary, which is the only building in the town built of red brick three courses thick, most likely for insulation to keep the air temperature steady during the cold winters and hot summers.
Split into simpler sentences: Bodie also had a cemetery on the outskirts of town and a nearby mortuary. It is the only building in the town built of red brick three courses thick, most likely for insulation to keep the air temperature steady during the cold winters and hot summers.