Find out why Germany's "second city," the industrial northern port of Hamburg, is a first-choice getaway for many of the country's residents. Then get the inside scoop on Rick's "Art of Europe" TV miniseries, which explores the backstories of the continent's greatest artworks. And consider what drives some death-defying athletes to go all-in for "extreme sports."

Two Dutch tour guides help us get the picture on what's new on Amsterdam's eclectic exhibit scene. Then a Blue Badge guide lets us in on where to go in London to see the exciting ways the venerable city is reinventing itself. And a journalist delves into the inexact science of borders and ponders the complicated relationship between physical geography and national identity.

A budget-minded travel blogger shares timely tips for keeping costs down — so that you can keep your travel dreams alive. Then a British journalist with a passion for rail travel enthuses about the special magic of the sleeper train. And an American writer based in Chile tells us what he loves about living in South America.

Celebrate Norwegian roots in America as we mark the 200th anniversary of a major wave of immigration to the US from the Scandinavian nation. Then join an expert of the offbeat as he delves into some of the more curious places and things held dear by people around the world. And listen in as callers share their favorite travel memories of the year behind us. Plus, learn from Scottish tour guides about Edinburgh's lively New Year's Eve traditions of Hogmanay.

Christmas is a little different across the pond — where Santas dwell on farms or in the woods, festively decorated boats stand in for sleighs, and fermented trout is a must-try treat. Learn about holiday traditions observed in France, Norway, Greece, London, the Spanish Basque Country, and small-town Italy, as a slate of Rick's guides share their customs and memories of this festive season.

Hear a Francophile's recommendations for some of the most magnificent religious architecture to explore in Paris. Then vicariously experience a winter solstice ritual from inside an ancient tomb in Ireland, and warm up to the custom that's central to life in Finland: the sauna. Plus, kick off the Christmas season with local holiday traditions from Tallinn, Rome, and Venice.

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.