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.

Bestselling author Frances Mayes comes in from the Tuscan sun to tell us about her favorite uncrowded corners of Italy, away from the crush of the country's top tourist destinations. And a certified beer judge explains what makes lager the world's most popular style of the ubiquitous beverage.

A Portugal tour guide describes the scenic and culinary rewards that await visitors to the country's mid-Atlantic island getaways. Then a Scotsman who spent over two decades living on Easter Island takes us behind the mysteries of its famous stone figures and shares what daily life is like in the remote outpost. And a New York linguist reminds us of the benefits of preserving our world's diverse dialects.

Get an inside look at the (mostly) friendly rivalries of Scandinavia as a pair of tour guides from Sweden and Norway sit down for a chat. Then hear from a London Blue Badge guide about what to know — and love — about London's famous underground metro system. And listen in as we explore the grand castles of the Czech Republic.

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.

Who's afraid of the dark? Adventurer Dan Richards shines a gentle light on what goes on in our world after sunset. Then an Italy tour guide looks beyond the crowds of Florence, Venice, and Rome to share her favorite side trips that are worth the diversion. And a Mexico City guide clues us in on the multicultural neighborhoods and cosmopolitan vibe of his city, the largest metro area in North America and still growing.

A photojournalist lets us in on her favorite European hot springs to visit, from Iceland to Turkey and points in between. And a man who spent seven years traversing the globe on foot — with his faithful pup alongside him — describes how his adventure helped him learn to embrace the now.

Learn about the Ancient Ohio Trail and its cluster of mysterious geometric earthworks left behind by pre-Columbian mound-builder cultures. Then get an inside look at the World Monuments Fund's biennial selection of endangered archaeological and cultural sites, whose preservation is vital to our heritage. And what goes up, must come down: Pilot Mark Vanhoenacker shares the physics, and the magic, of landing an airplane.