A Paris-based journalist lets us in on what happens behind closed doors at the city's grandest museum when it shuts to the public each Tuesday. And the last apprentice to be trained in the medieval techniques of masonry in Tuscany reveals how ancient secrets help to turn stone into masterpieces of art and architecture.

Author Terry Tempest Williams describes the various "personalities" of a dozen US national parks and examines each one's contributions to the American character. Then historian Flannery Burke tells us how Arizona and New Mexico came to embody what we now think of as the Great Southwest. And travel writer Christopher Solomon enjoys getting dusty on a mountain-bike tour across southern Utah.

Historian Colin Jones has managed to distill centuries of French history into just 250 pages, and he leads us through significant sights from the mighty nation's recent past. Then a veteran BBC correspondent recalls turbulent times in 1980s Afghanistan and the hotel that still stands as a symbol of the country's resilient people. And a photographer from Scotland's Hebrides describes his ongoing quest to capture the moods, light, and breathtaking beauty of his homeland.

One of Rick's favorite Venice tour guides lets us in on changes afoot in Italy's city of dreams. Then the tireless Senior Nomads share lessons from a dozen years on the road as they unpack their suitcases and settle down for good. And a gastronomic guide invites us to dig into the best bites from across the continent.

Guidebook researcher Cameron Hewitt opens our eyes to the history, nature, and genuine welcome that await travelers venturing to the Slavic nations of central and eastern Europe. Then a tour guide from Switzerland explains what compels him to run with the bulls in Pamplona each summer, as he's done for five decades. And listeners chat with Rick about their latest European travel discoveries.

Hear how Gothic literature uses scary stories and the supernatural to explore human nature. Then learn about the origins and traditions of Mexico's annual celebration of departed loved ones. And get a New Orleans tour guide's take on the uniquely spiritual culture of her city as well as some of its most haunted sights.

Learn about the societal roles and everyday lives of the women of Pompeii. Then get recommendations from a Greek tour guide for some islands that should be on your radar for your next visit. And take a walk on the Emerald Isle's weird side with a local collector of all things offbeat, outlandish, and delightfully Irish.

Hear how the characters of Nordic mythology can help you better understand the past, and how they influence the epic tales that entertain us today. Discover Dutch towns to explore beyond Amsterdam where you can view technological marvels as well as medieval charm. Also, find out how tourism in Nicaragua is trying to rebound from multiple setbacks, one rural homestay at a time.