Museum devoted to the artificial language of Esperanto.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Baroque celebration of the end of the Great Plague of Vienna.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Macabre museum devoted to historical Viennese murders.

Handsomely crafted representations of our round planet.

This former insane asylum now holds a pathological anatomy museum.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

This half-ton piece of the Alps sits at the base of the CN Tower.

The artwork commemorates the many ways 20th-century people perished while on the clock.

One of the largest underground systems runs under Canada's largest urban center.

A monument to the 17,000 Chinese who worked and died to build Canada's Pacific Railway.

This massive, ancient stone was disassembled and then put back together again.

A memorial to the tens of thousands of Irish who fled to North America during the Great Famine.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Smallest house in Toronto sits on a lot meant to be just wide enough for cars to drive through.

A collection of human remains, animal body parts, and other macabre curiosities all legally for sale.

Willy Wonka would love this weird half-a-home.

This synagogue is the only place of worship for New Delhi’s small Jewish community.

The first English fort built in India.