This massive redwood tree has a hole in the base big enough to drive through.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Quite simply the largest tree in the world (by volume).

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

World's largest collection of serial killer artwork and other macabre exhibits.

The ghost town where the villagers refuse to leave.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

Five candy-colored villages on the Italian Riviera.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

One of the greatest movie directors of all time lived and worked in this London flat from 1926 to 1939.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Commonly acknowledged as the only public monument to the Devil himself.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Hans Christian Andersen for the postmodern world.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

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

This replica of the Greek structure is in the heart of Nashville.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

Rare recess caves fill this unbelievably beautiful Ohio park.

Marine fossils from the Devonian period are exposed at this park.