The Smithsonian Magazine is calling on readers to vote in its 10th annual Reader’s Choice Award. Voters can select their favorite photo from among 50 finalists. This year’s contest received 37,600 entries from 112 countries. The Magazine’s editors will also select winners for five additional categories - Altered Images, American Experience, Natural World, People and Travel. Voting is open through March 29, 2013.

The World Photography Organisation has announced the shortlists for the professional, open and youth categories of the 2013 Sony World Photography awards. This year’s competition saw the highest number of submissions to date with more than 122,000 entries from 170 countries. The shortlist offers an insight into an impressive gallery of images. Winners are scheduled to be announced in March and April.