A monument to the frontier doctor who came up with the idea of delineating highways with a painted line.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

On the Oregon coast there is a natural hole that seems to be draining the sea.

The ruined remains of the airport Claus von Stauffenberg departed in his failed attempt to kill Adolf Hitler.

This 17th-century mausoleum is topped with an acoustic marvel.

Final resting place of the humble physicist who discovered X-rays, and made the invisible visible.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

When humans abandoned this safari lodge, the lions took over.

This once lawless patch of land was home to an infamous and deadly land feud.

A long-disputed island that Denmark and Canada claim by periodically alternating flags and bottles of liquor.

The final resting place of two members of the infamous Doan gang, notorious outlaws and Revolutionary War Loyalists.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

The boulder on which Alexander Hamilton laid his head as he died can still be visited on the New Jersey coast.

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

Expertly restored pinball machines as far as the eye can see.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Five candy-colored villages on the Italian Riviera.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

This collection of over 50 classic pinball machines awaits visitors to downtown Roanoke.

At high tide, the base of the lighthouse covers practically every inch of the island.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.