The founder of a food-tour company tells us in delicious detail about some of his favorite eats to enjoy on the streets of Rome. Then a British tour guide shares how to take in London's historic core as well as its changing landscape on a visit to the boroughs of The City and Westminster. And a tour guide from Lisbon illuminates the contrasts between Portugal's bustling cities and the more traditional way of life that persists in the countryside.

One of Rick's longtime cohorts shares her road-tested advice on what you need — and don't need — to put in your suitcase for a successful overseas trip. Then a brother-and-sister pair of Swedish tour guides share their picks for places to explore beyond Stockholm, from easy day trips to coastal wilderness adventures. Plus, listeners chat with Rick about what made their recent travels feel special.

We hear why the city of Potsdam — home to elegant Prussian palaces and parklands, all in quick reach of central Berlin — is worth a day's visit. Then we get a sense of what life was really like for the emperors of ancient Rome, with the help of classicist Mary Beard. And we travel back to 1978 with Rick and his longtime buddy Gene Openshaw as they retrace their post-college adventures along the infamous "Hippie Trail" from Istanbul to Afghanistan to India, all the way to Kathmandu.