By Aurelian Neacsu | Visina, Dambovita, Romania

By Ken Chan | Portola Valley, CA, USA

By Kannan A | Singapore

By Ayushi Kesarwani | Baddi, Himachal Pradesh

By Jelieta Walinski | Becida Minnesota, USA

By Hassan Dadashi . arani | Qeshm . Iran

By Matthew CHIN | Hong Kong

By Prashant Naik | Pemaquid Point Lighthouse - Portland, Maine

By Retha Sawyer | Monticello, AR, USA

By Brenda Hall | Alexandria, VA

By Kevan Hubbard | Teesmouth nature reserve, Co Durham, England

By Lindsay Zahner | Oliktok Point, Alaska, USA

By Kit-fun Ho | Shatin, Hong Kong SAR

By Lorraine Boyd | Delmar, NY

By Hassan Dadashi . arani | Qeshm . Iran

By Eyad Khailany | Erbil, Iraq