Portugal is a delightful country to visit—especially for its beaches, Mediterranean cuisine, and indisputable appeal in warm-weather months. But the country can take some effort to tour. The mainland of the nation, located at European's most southwestern point, isn't as well-stocked with speedy rail and road services as other nearby countries are, so visitors with…
Heidi Sarna is the co-founder of QuirkyCruise.com, a guide to small-ship cruising. The Douro River starts in north-central Spain and zigzags some 500 miles into Portugal before eventually reaching the Atlantic Ocean. Along the way, the curving, rock-lined river cuts through a landscape characterized, above all, by its connection to generations of winemaking. A cruise…