2300-year-old Roman road connecting the empire.

An interactive exhibition space dedicated to the kinetic sculptures of Swiss artist Jean Tinguely.

This ferry carries passengers across the Rhine propelled by no engine or paddles but by the river's current.

One of the world's largest collections of pharmaceutical artifacts.

Along the Rhine, about a mile from the historic Munster, learn the heartrending story of two lovers torn asunder, cast into unknown layers of time and space.

More than 2,000 species of tropical plants call this nature preserve and sanctuary home.

Doris Duke's lasting collection of Islamic Art, hidden in a Hawaiian paradise.

On one of the world's most active volcanoes, a pebble-filled crater changes color with the wind.

This 17th-century Portuguese fort now houses a nautical museum.

The Southern California pop sounds of surf and sand were born right here.

Common all over Japan, kōbans are small community police boxes, and now one is guarding one of L.A.’s megamalls.

An informal walk of fame in front of a Hollywood office building remembers a comedic great and his associates.

A few iconic structures are all that remain of America’s first outdoor shopping mall.

Dedicated to the writer who immortalized the use of the poppy as a symbol of remembrance of those who died in wars.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

Wander through more than 20,000 square feet filled with an amazing collection of orchids.

This family-owned diner has been slinging chili dogs since 1940.

A giant concrete churn carries the legacy of American resilience, unity, and greed.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

A museum in a law office, filled with authentic and counterfeit goods.

For centuries young Thai men used this Giant Swing as a slingshot to heaven.

Founded during the Ayutthaya era, this unique Buddhist temple remains shipshape to this day.

An on-site urban farm and fish pond supply some of the produce for this upscale restaurant.

Beijing's expansive subterranean hiding spot now crumbles away as a tourist destination.