By Eliot Herman | Tucson, AZ

By Randy Strauss | Flanagan Lake, Omaha, Nebraska

By Janet Yoder | Cayman Crystal Caves, Grand Cayman, Cayman Islands

By David Hoskin | Halifax, Nova Scotia, Canada

By Paul C. Peh | Waimea, HI, USA

By Patricio Leon | Santiago, Chile

By Jim Militello | Tucson, Arizona USA

By Lorraine Boyd | Delmar, New York

By Eliot Herman | Tucson AZ

By Adiba Shaikh | Nashik, India

By Mario Rana | Hampton, Virginia

By Vedant Malhotra | Gurugram, Haryana, India

By Abhijit Patil | Alabama Hills, California, USA

By Andy Dungan | Near Cotopaxi, Colorado USA

By Mohammed Abdallah | Suez, Egypt

By Hassan Dadashi Arani | Chaharmahal and Bakhtiari province. Iran