Some of the world's largest produce comes from a region not known for agriculture

In the middle of the Alaskan wilderness, lies a train trestle to nowhere.

Tour a Cold War-era U.S. military missile launch site in Anchorage.

The now-serene site of the largest earthquake ever recorded in North America.

At 238 feet above the bottom of a gorge this span is known as the biggest thrill on the road to McCarthy.

The ghostly remains of what was once the world's richest copper mine.

The oldest surviving wooden bridge over Rhine lets travelers cross easily from Switzerland to Liechtensten.

Browse through a century of this principality's first popular export.

Liechtenstein's royal family calls this medieval alpine castle home.

The steepest classic funicular in the world glides along a dizzying incline.

The Sighignola summit on the Swiss border offers views so breathtaking it's been named one of the most beautiful places in Italy.

Saint Borromeo often prayed in this austere crypt during the 16th century.

A brutalist gem towering over the heart of Milan.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Old batteries and frog skeletons reside in this lakeside monument to Alessandro Volta.

Not far from the more famous House of Juliet, visitors will find the supposed residence of her lover.

A climbing route in the mountains of Italy’s Dolomites, built for soldiers during World War I.

Pilgrimage site for star-crossed lovers.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

What happens when a sculptor has to find a way around a 100-year-old copyright.

A historic area for shopping and dining in Ketchikan's former red-light district.

A quirky roadside sign was the subject of a years-long legal standoff over highway right-of-way clearances.