Every year, the colorful murals of Montreal get a complete makeover.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

It's said this was once the home of King James V's pet lion.

These formal gardens were designed to be admired from the vantage point of the castle.

Inside this art museum resides one of Glasgow's most famous musical instruments.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

360° views of the city plus five floors of optical illusions and hands-on science.

Now home to a drinking establishment, this building has a macabre history.

A sweet symbol marks the place where torturous executions were once carried out.