The Carnegie Museum of Art will hold three yoga sessions in the Hall of Architecture, surrounded by Ai Weiwei's traveling exhibition Circle of Animals / Zodiac Heads, on June 26, July 31, and August 28. Registration is required and can be done online. The cost is $18 for members and $20 for non-members. Both Circle of Animals / Zodiac Heads and Andy Warhol | Ai Weiwei at The Warhol Museum run through August 28.