Photographer Spotlight: Brendan Marris

As an avid underworld explorer and photographer, Brendan Marris has compiled iconic shots of the vast cave systems in the U.K., particularly the chambers and tunnels of South Wales. He’s kindly shared his experiences in a spelunker’s paradise — full of crystal-lined chambers, dangerously slick passageways, and amazing natural mazes.

Mono Monday: Fountains

The flow, the cascading effect, the peaceful sound: Those kinetic landmarks and architectural centerpieces capture our attention and beckon us to snap shots. Take a tour of some of the many fountains worldwide in this photo selection.