The stoic structure boasts a whimsical set of stained glass art commemorating Lewis Carroll.

One of Europe's oldest libraries.

An extraordinary collection of scientific instruments - and Einstein's chalkboard - inside the world's oldest purpose built museum building.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

A rare labyrinth-style path carved into a historic hill.

Four hundred years ago, this turned-about message was carved into one of Winchester Cathedral's exterior walls.

This gravestone and its inscription inspired a movement that has spanned generations and saved countless lives.

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

This unlikely memorial honors the Canadian and Portuguese laborers who felled trees for the Allies in World War I.

These prehistoric replicas were based on actual skeletal remains.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

The former site of the world's largest paper mill is now a museum preserving the heritage of Canada's pulp and paper industries.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A dilapidated dock tells the story of Titanic’s missed arrival.

Elevated freight railway turned wildly successful urban park.

Try not to get slimed in Tribeca.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.