From the Euclid Avenue Auto Park, walk north between the two buildings of the Visual Arts Complex Turn West (left) on Central Campus Mall walkway until you see the CIRES building straight ahead of you. Enter building on the right: the Cooperative Institute for Research in Environmental Sciences (CIRES). This entrance is located under a large archway that connects the CIRES building with the Chemistry building. After entering, turn Left and go through the double doors off the atrium and climb 3 flights of stairs to third floor. At top of stairs, turn right. Go straight, past the overlook to the Atrium on your lefthand side. The Auditorium is on your right.