2007 May/June Get Sierra in your mailbox or on your device with your Sierra Club membership Subscribe Current Issue: 2026 Summer All Issues Feature Brilliant Waters The digital dreamscapes of Elizabeth Carmel By Jennifer Hattam May 1, 2007 Feature At See Level Ten urban escapes, just a paddle stroke away By Reed McManus May 1, 2007 Feature Walk on the Wilshire Side You don't need to hike the John Muir Trail to open up new worlds. Downtown Los Angeles to the Beach will do. May 1, 2007 Feature The Power of Truth Excerpted from Al Gore's comments at Sierra's climate forum May 1, 2007