By Nancy Case | Boone County Missouri

By Petr Horálek | Tordueles, Spain

By Mandy Daniels | Derbyshire, UK

By Hassan Dadashi Arani | Chaharmahal and Bakhtiari province. Iran

By Lorraine Boyd | Rensselaer, New York

By Cecille Kennedy | Jefferson, Oregon

By juan manuel pérez rayego | Mérida, Spain

By Laura Goyanes | 45-90 geographical marker in Poniatowski, Wisconsin

By Harsha Jetley | Vadodara Gujarat India

By Maria Cruz | South China, Maine

By Cecille Kennedy | Oregon Coast, Oregon

By Hassan Dadashi Arani | Chaharmahal and Bakhtiari province. Iran

By Mandy Daniels | Derbyshire, UK

By Kevan Hubbard | Bakewell ,Peak District National Park,Derbyshire ,England

By Hassan Dadashi Arani | Chaharmahal and Bakhtiari province. Iran

By Rick Williams | Woodland, CA