The Columbia River Gorge is essentially Mother Nature showing off, and Multnomah Falls is her grand finale. It’s the tallest waterfall in Oregon, and the second-tallest year-round waterfall in the ...

A new study reconstructing the Arabian Peninsula’s ancient past adds clues to how early humans left the African continent.

Mineral formations in caves reveal recurring periods of humidity in the Arabian Desert over the last 8 million years.

Prepare to become a mixing-and-matching maven...while freeing up some souvenir space for your visit to Florence's leather ...