This bunker in northern France was built by Nazi German forces with the intention of launching up to 50 V2 rockets at London each day.

Walk through the history of a Dutch truck manufacturer, from 1928 to today.

Also known as Napoleon's Canal, this waterway was created on the orders of the general, and construction was interrupted by Waterloo.

Cascading outward, this waterfall creates the appearance of a flowing veil.

Thousand-year-old trees tower within one of the world's only inland temperate rainforests.

This is one of the last remaining theatres in Canada to feature an Art Moderne architectural style.

This unique bridge has been a staple across the Saskatchewan River Valley for more than 100 years.

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

Watch bison, elk, and other wild animals up close at this national park.

Every fall this lake mysteriously drains, like a bathtub with the plug pulled out.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

The frozen bubbles that form on the icy surface of this Canadian lake contain enough methane to create a small explosion.

Fossils, railroads, and waterfalls!

Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

A stone troll guards the hike that leads to this waterfall.

Few other hotels can rival the grandeur of the Castle in the Rockies.

A peculiar clock commemorates a historic victory won by ringing the noonday bell an hour early.

Natural rock water slides hidden in the remote forests of northern Idaho.

One of Mexico's youngest major cities still holds on to this structure representing its short modern history.

A small site dedicated to the memory of a local leader and the search for peace.

The modern birthplace of Irish freedom.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

This "flat geyser" bubbles up out of the ground periodically like a disappearing river.

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