May 15, 2013

Marble Cathedral, Chile

Photograph by Karl-Heinz Raach, laif/Redux

A series of caves and tunnels formed from marble is at the center of Chile's Lake General Carrera. The Patagonian lake crosses the border into Argentina, where it's called Lake Buenos Aires.

Enter the 25th Annual National Geographic Traveler Photo Contest >>

Travel 365. Explore the world, one incredible image at a time.

Take a Nat Geo Trip

Select a destination or trip type to find a trip:

See All Trips »

Join Nat Geo Travel's Communities




Travel Photos From Your Shot

  • Picture of canoes on a dock in Alberta, Canada

    Your Canada Photos

    View scenes of Canada's city life and countryside—all taken by our Nat Geo photo community.

See More Your Shot Galleries »