By Diane Rains | Hudson, WI, USA

By Mark Wralstad | Virginia Beach, VA, USA

By Hassan Dadashi Arani | Esfahan. Iran

By Stephen Mollick | Jackson Hole, WY

By Teresa Molinaro | Termini Imerese, Sicily, Southern Italy

By Hassan Dadashi Arani | Esfahan. Iran

By Alexander Krivenyshev | LaGuardia airport, New York City

By Craig Freeman | Mansfield, Ohio, USA

By Samit Saha | Tumin, Sikkim

By Shaurya Salunkhe | Pune, Maharashtra, India

By Patricio Leon | Santiago, Chile

By Kathleen Audette | Gold Canyon, Arizona

By Mario Rana | Hampton, Virginia

By Cecille Kennedy | Depoe Bay, Oregon

By John Ashley | Buenos Aries NWR, Arizona, USA

By Amr Elsayed | Cairo, Egypt