Daily jousts and dancing barrel makers in Munich's mechanical clock.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

Fortified medieval tower house with lovely roof garden.

This rustic old building is said to be the most photographed barn in America.

A beautiful geyser under environmental threat.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

In 1847, Brigham Young climbed this hill to survey the Salt Lake Valley and saw a fine place to build a city.

A Wild West saloon that helped define a generation of psychedelic rock.

These once-beautiful historic graveyards are set against the barren Virginia City hills.

Bits and pieces from the ill-fated Donner Party's winter cabins.

One woman's Viking Castle on Lake Tahoe.

The graveyard is filled with beautiful funerary art and boasts breathtaking views of Florence.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Drink wine handed out through a window as part of an age-old tradition.

These unusual houses look like giant boats that washed ashore on a residential street.

The overgrown ruins of a once thriving World War I-era copper mine.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.