An enormous park-like oasis, full of famous Chicagoans' graves.

An antiquated German apothecary on Chicago's North Side.

A Bibliophile's Dream.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This shop for all your super spy needs hides an educational secret.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

A stunning hermit's shrine on a steep rocky spur in Northern Italy.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

Many famous English poets including Elizabeth Barrett Browning are laid to rest at this Swiss-owned cemetery in Florence.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

Part of an abandoned19th-century fortress hides in plain sight inside a modern office building.

Sweden's largest optical telescope sits on a rooftop in Stockholm.

The Swedish flag over this small naval fort signals that the nation is at peace.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Enormous ants wielding giant pine needles guard a Stockholm real estate company's office.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

Stockholm's famed ghost train is now on display at an art park in northern Sweden.

In the town of Åtvidaberg, the midday sun sets off a loud cannon boom.

A centuries-old iron mine is now a paradise for explorers, divers, and spelunkers.

This roundabout was renamed in honor of the Swedish king's royal fender-bender.