Photo of the Day

Should more hospitals allow dogs to visit?

For a dose of pure wilderness, check out Finland's 40th national park

Yellowstone grizzlies to be removed from Endangered Species List

Kazakhstan's Altyn Emel boasts deserts, forests — and a sand dune that sings

Portugal's threatened rural landscape earns protective designation

Germany's gorgeous Black Forest named UNESCO Biosphere Reserve

Costa Rica's Savegre River joins network of biosphere reserves

Glass eels use an inner compass to navigate the tides

9 of the world's biggest fishing firms pledge to protect oceans

What started out as a simple dog walk has raised $9 million for charity

To protect endangered rhinos, U.S. Army veterans answer a new call to arms

What's 5 stories high and may make you wish you'd never gone down this road?

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