Snorkelers are chasing the whale shark at the waters of Ari Atoll, Maldives.
Anna is exploring how the air, accumulated under the cave dome from divers’ breath, changed the gypseous stone in the Orda cave.
My shot of jellyfish was featured at National Geographic Daily Dozen. It’s not “Best of the Month” or even “Photo of the Day” but anyway I’m pleased: http://yourshot.nationalgeographic.com/daily-dozen/2013-06-13/

This wonderful and quiet specimen was lying on the sponge floor and patiently allowed me to experiment with strobes positions and view angles.