IE 11 is not supported. For an optimal experience visit our site on another browser.

Today in Pictures: July 30

A blue lagoon, a Vatican spiral, a tough toucan and more.
Image: Tourists swim inside the Blue Cave of the island of Kastellorizo, Greece's easternmost island
Tourists swim inside the Blue Cave of the island of Kastellorizo, Greece's easternmost island July 30, 2015. ALKIS KONSTANTINIDIS / Reuters