Optional Tours While you’re at the conference, take advantage of all there is to see and do surrounding the venue. Please click on the links below to register your interest in the tour or tours of your choice. LBNL Lab Tours are offered on the afternoon of Day 2 – Wednesday, 6/6/12. This tour is offered at no charge to all conference attendees. Tours will begin at approximately 3:30 p.m. An Optional Tour of the Gourmet Ghetto is offered on the afternoon of Day 1 – Tuesday, 6/5/12. The tour will begin at approximately 5:00 p.m. An Optional Tour of the Alameda Point Wineries Co-op and The Rock Wall Wine Company is offered on the afternoon of Day 3 – Thursday, 6/7/12. The tour will begin at approximately 3:00 p.m. Self-guided Walking Tours of Berkeley’s unique and historic residential architecture are offered at no charge to all conference attendees. Complementary guidebooks, published by the Berkeley Architectural Heritage Association (BAHA), will be available to conference attendees. A sign-up list will be provided outside the Claremont Ballroom at the lunch break.