A son's promise to his dying father in the form of a covered bridge filled with thousands of seashells.

The world's largest public collection of PEZ memorabilia.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

No one messes with the Massachusetts sacred cod, not this time...

An enormous, inside-out glass globe built in 1935.

Impossibly life-like natural history models created out of glass by a father and son.

Three prestigious academic collections come together to create a world-class natural history museum.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Yo, Adrian!

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

Why have you never heard of the second most popular tourist site in New York?

Unicorns, elephants, and bears, oh my!

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

A collection of birdhouses await curious motorists and avian squatters.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

A massive Montreal stadium that has seen nothing but trouble since its inception.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

This chilly Canadian hotel has a four-month lifespan due to the unusual material it's made of.

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

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.