A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

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

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

The rocks in this arid basin leave trails of movement behind them.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

World's largest collection of serial killer artwork and other macabre exhibits.

This three-chambered cave is the only protected natural bat hibernaculum in Quebec.

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

World's first "penitentiary," meant to be humane, drove men insane.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

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

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

This indiscriminate collection of audio antiques is trying to preserve the history of the audio industry one vintage appliance at a time.

The biggest museum dedicated to insects in North America, one of the largest in the world.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

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

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

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

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