One of the first commercially successful anthracite-powered iron-making operations in North America.

It would take 35 firetrucks to fill this enormous glacial pothole.

A gigantic 10-foot tall stone man.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

This sprawling museum holds one man's giant collection of real tanks.

The 15-foot-wide, 2-ton pan fries hundreds of chickens once a year.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

A forgotten sea village stands silent after hurricanes deemed it obsolete.

The steel hull of a wrecked tug rests on Lobster Cove on Monhegan Island’s rocky southeastern shore.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

A human attendant once directed car traffic from this structure before automated stoplights.

A museum dedicated to antique toys, collectibles, and nostalgia.

The final resting place of one member of the Amistad slave revolt who never made it back home.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

Trimmed trees grow alongside the graves like topiary tombstones.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

This stunning, out-of-the-way Croatian monument commemorates a community's uprising against occupying fascist forces.

Nibble as you learn about Slovenia's longstanding tradition of making beautiful honey cookies.

A miniature train-ride through Slovenia's largest cave system.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

This museum promotes informed contraception by documenting its often secret past.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

The beautiful baroque library of the Hapsburg empire.