Why tourists are behaving worse than ever

From sacred-site selfies to driving fines, travelers are acting up in all kinds of ways. Here's what's behind it.

What's the worst thing you've ever done on vacation?

Austin Rulfs says he's still embarrassed about his recent visit to a Balinese temple. He was wearing a T-shirt and tattered shorts. The locals stared at him with disapproval.

"I underestimated how strict they are about respecting sacred areas," says Rulfs, a financial consultant from Adelaide, Australia.