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.

Two German tour guides let us in on the back story behind Berlin's most memorable monuments to their country's turbulent history. Then two Turks tuck into a discussion of the traditional Turkish street eats, comfort foods, and desserts they recommend for a tasty visit to Istanbul. And an American who met — then married — a local artist in Bhutan shares tips for surmounting the logistical hurdles of visiting this remote Himalayan kingdom.

Travel Channel host Oneika Raymond recommends her favorite Miami neighborhoods to explore on a sunny getaway. Then friends from Scotland discuss the uniquely Scottish cultural icons that reinforce the small nation's strong sense of identity. And just in time for Burns Night, Perthshire-based troubadour Jim Malcolm explains what Robert Burns' poetry means to his compatriots — and sings some favorite Burns tunes.