By Victor C. Rogus | Sedona, Arizona

By Colin Lester | Newbold Verdon, Leicestershire, UK

By Danielle Cole | Frederick, MD

By Nuno Sequeira | Lisbon, Portugal

By Raul Cortes | Monterrey, Mexico.

By Xiaoyun Lai | Lake Wylie, South Carolina, USA

By LUIS SOUZA | Lago Sul, Brasília-DF

By Randy Shetter | San Gabriel Mountains of Los Angeles County, California

By Patricia Evans | Seabrook, NH

By Frank Lu | Friendswood, Texas, USA

By Tricia Middleton | Centreville, Maryland, USA

By Laurie Engelhardt | Hermosa Beach, CA

By M. Luqmanul Hakim Muharam | Kota Kinabalu, Sabah, Malaysia

By Victor C. Rogus | Sedona, Arizona

By Melissa Nolan | Sutton, MA, USA

By Nicholas Holshouser | Blue Ridge Parkway Milepost 412, North Carolina, USA