June 22-26. This trip explores the geology and fantastic, textured rocks of the Owyhees of southeast Oregon and Southwest Idaho. It includes time at the Pillars of Rome, Jordan Craters, Leslie Gulch, Honeycombs, and a day of cultural history at the "Ghost Town" of Silver City, Idaho. Sharpen your photo skills on these sculpted, fantastic landscapes. Learn about the forests of 15 million years ago, and the birth of Yellowstone . Leader: Ellen Morris Bishop. Costs: $775 double accommodations, $845 single.