Designed as a labyrinth, this subterranean prison was crafted without bars or doors.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

Exceptional Nepalese food can be found in a Texas gas station.

This representation of Lord Vishnu is the largest stone sculpture in Nepal.

Sculpture garden and miniature golf course blend together in the oversized backyard of a Minnesota sculptor.

This island castle contains enough secret passageways to support a season of Scooby-Doo episodes.

Once a giant gingerbread factory, this space now hosts exhibits and workshops on the historic treat.

Some 4,000 individual tiles make up this striking blue billboard from the golden age of air travel.

Ask nicely, and stewards of a centuries-old charitable tradition will give you free bread and beer.

A hulking remnant of Alaska's industrial gold mining boom in the 1920s.

This park is home to around 500 bird species.

Dedicated in 1895, this is the world's first tribute to the hardworking newspaper delivery boy.

Several colorful mosaic panels depict the life and creative genius of the Master of Suspense.

A historic bridge no one is allowed to cross.

At this ancient settlement at the foot of Mount Babadağ, honeycomb tombs are carved into a round cliff.

This place is the subject of local legends about a good witch and a Celtic God.

A massive bur oak tree believed to be some 500 years old is the centerpiece of this quiet urban greenspace.

The tallest bridge in California was constructed for a project that was eventually cancelled.

A museum dedicated to the tragedy of Bloody Sunday.

One of the most unusual geological features, recognizable from a dozen hit movies.

One of the few authentic Japanese gardens in the state of Indiana and perhaps the most peaceful place in the city of Mishawaka.

The only female equestrian statue in Washington, D.C. is a 15th-century French heroine.

Hang with reindeer at this 400-year-old Sámi market.

This 19th-century house museum features a horse-drawn hearse and other antique oddities.