This building's metal facade is the last of its kind in all of Canada.

This statue is dedicated to the animal cosmonauts that perished during space flight experiments.

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

This Canadian monument to the man who invented the telephone allows visitors to get up close and personal with the artifacts of his life.

This extensive nuclear fallout shelter built from 42 school buses could house 500 people in its tunnels.

Legend says that this short Canadian tunnel still holds the dying screams of a girl who burned alive.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

This mill on Lake Erie appears to shrink as a viewer approaches thanks to an optical illusion.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

It took over 100 years to decode this enigmatic epitaph for two buried brides.

A school teacher's massive and terrifying self-built castle.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

To find the "unicorns of the deep" you've got to go downstairs.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

The beloved home to all publications indie, erotic, and punky.

In Chicago, a pizza-enthusiast has opened a museum dedicated to the history of pizza.

The 606 is a decade in the making.

These pretty kitties killed and ate as many as 135 railway workers.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

A Bibliophile's Dream.

This shop for all your super spy needs hides an educational secret.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.