Come to Bulgaria with us: www.ricksteves.com/tours/eastern-europe/bulgaria We start Day 5 of the Rick Steves Best of Bulgaria in 12 Days Tour with a walking tour of Plovdiv's old town, including Trajan's 2nd-century Roman theater and the structures that Plovdiv is proudest of: the elegant, pastel-pretty "Bulgarian Renaissance" homes from the 19th century. | Rick Steves' Europe

This week on the Travel with Rick Steves radio show: Two tour guides from Sofia explain why Bulgaria is one of Europe's most underrated travel destinations (hint: it has a long, fascinating history — and bargain prices). Author Francine Falk-Allen shares know-how and insights for traveling with a physical disability. And author Richard Cohen describes the varied ways human cultures have long celebrated — and feared — our life-giving nearby star. Find your local station, subscribe to the podcast,