By William Mathe | Griffith Observatory, Los Angeles CA

By William Mathe | Rocky Mountain National Park

By William Mathe | Lindon Colorado

By William Hanlon | Cairns Queensland Australia

By William Vourlas | La Jolla, CA

By William Eagar | Miami Arizona Area

By William Eagar | Timber Camp Recreation Area Arizona

By William Eagar | Timber Camp Recreation Area Arizona

By William Biesty | Bay Ridge, Brooklyn, ny usa

By William Eagar | San Tan Valley