Star dunes - sometimes called pyramid dunes - stand out among sand dunes for their towering height and eye-catching form.

In an emotional interview with Danielle Dithurbide, Shakira admitted that nearly three years after their separation, she still hasn't been able to forget Gerard Piqué.

Discover the 20 Most Dangerous National Parks in The US in this in-depth look at extreme terrains, unpredictable wildlife, ...