Rick Steves, mild-mannered travel expert, wants to radicalize you The guy who got "filthy rich" off helping American tourists travel without fear still refuses to sell out By Mary Elizabeth Williams ...

NPR's Ayesha Rascoe talks with travel writer and host Rick Steves about "overtourism" — when some locales prove too popular — and how not contribute to it.

In this Tuesday, Oct. 7, 2014, file photo, Rick Steves speaks during an interview in Portland, Ore. (AP Photo/Don Ryan, File) Rick Steves has built a business around his love of travel.