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

The Stonehenge of Wales is one of the grandest neolithic dolmens still in existence.

These skilfully executed, poignant works of art dot a verdant Scottish dell.

Abandoned boats decaying in the largest ship graveyard in mainland Britain.

A 200-year-old prison that now houses a peculiar crime museum.

On this wooded path, a stained-glass window creates a spellbinding forest cathedral.

You can enjoy a (possibly haunted) stay at the medieval Norman castle that was once a favorite hunting lodge of King John.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

After mysteriously refusing to surrender at the end of World War II this sunken submarine was only salvaged in a search for Nazi gold.

After the band included its number in one of their songs, the box became a monument to the musical group.

At the United Kingdom's only residential library you can sleep among the books.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

A subterranean playground in an abandoned slate mine.

The origin of the Nixon tapes is rooted in technological incompetence as much as secrecy.

These gardens recreate unique and endangered Michigan habitats.

Part taxidermy workshop, part natural history museum this Michigan destination shows off its dead animals and helps you mount your own.

Egyptian Revival obelisks still rise over the old mine shafts.

It leads to a former hospital’s old root cellar.

Detroit’s Eastern Market has been transformed into an outdoor museum with colorful murals that address social issues and symbolize the city.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.

This 19th-century former train station’s unusual roof shape earned it a rather witchy name.

Winter weather reveals a large Italian marble crucifix drowned beneath Lake Michigan.

A Northwoods sporting competition that shows lumber jacks doing much more than cutting down trees.

There's more contention than one might expect from cherry pie pans.