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

A natural gas leak provides a flickering flame beneath a waterfall.

Abandoned for over a century, this chilling train tunnel is now a destination for ghost hunters.

This colorful creation wasn't always a welcome part of Toronto's Moccasin Trail Park.

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

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

Secret Swing.

This urban oasis is a marvelous meld of music and landscape architecture.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

305 homemade stone stairs wind their way up the Hamilton escarpment.

These strikingly barren, rolling red hills were caused by bad farming practices.

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

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

The third version of this tall sailing ship sits, rusted and burnt, in Lake Ontario.