Rick Steves has built a business around his love of travel. Particularly travel to Europe. It’s hard not to run into Steves’ work: He hosts a TV show on PBS, produces a radio show, writes a travel ...

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. Summer travel season is ready to take off.