A free display of artistic lifesize dinosaur sculptures in a backyard garden.

The world's largest indoor go-kart racetrack is hiding in Connecticut.

British troops and Prohibition couldn’t stop this spot from becoming one of the United States' oldest continuously-run taverns.

This classic steam-powered train takes tourists on a nostalgic trip around the Connecticut River Valley.

One of America's first spies started out as a teacher in this little red one-room schoolhouse.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

This museum holds a fully-functional replica of the "Turtle," the first American submarine ever built.

House used in the 1971 horror film "Let's Scare Jessica to Death."

A Roman monument to their own civil engineering prowess.

The ridged layers that make up this river canyon represent Earth's geological history.

Legends hold that these unusual rock formations were once a bridal party, or perhaps a group of hunters.

These ruins in Volvi were once at the intersection of the Eastern and Western Worlds.

An autonomous republic of Orthodox monks.

The partially submerged ruins of a white marble quarry used in ancient Greece for over 1,200 years.

Temple complex that once housed the famous statue of Nike.

This famous city eluded concrete detection until the early 2000's.

A massive ancient Chinese city with stone walls and evidence of human sacrifices.

A rare example of a Lowland broch.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.

This mysterious cliffside carving of an ancient Hittite deity has baffled scholars for centuries.

These ruins once flourished as the capital of the Lydian kingdom, often credited with the invention of metal coinage.

The best-preserved ancient theater in the world.

The largest Neolithic ruins in the world hide a notably clean prehistoric metropolis.