Where can you go to enjoy a leisurely hike in the wine country with breathtaking views and world-famous art installations? Look no further than Oliver Ranch where you and 9 lucky friends will be given a private tour of the ranch, located in the heart of Sonoma County. Traverse the ranch and admire the 18 site-specific art installations by world-renowned artists, including Ann Hamilton’s award-winning performance space, “The Tower,” an 8-story cylindrical concrete tower with staircases modeled after a double helix. Commissioned dance, theatre and music performances take place in “The Tower” annually.