Before booking your next trip, consider how travel affects the world's most beautiful locations, like these popular places ruined by tourism.

Suffering unseen: The dark truth behind wildlife tourism Captive wild animal encounters are hugely popular, thanks partly to social media. But our investigation shows many creatures lead dismal lives.

Heading to San Antonio? From strolling the famous River Walk to visiting one-of-a-kind theme parks, these are the most fun things to do in San Antonio, Texas.