Frida Kahlo's childhood home, now a museum of her life and works.

Nikola Tesla's former home contains an homage hidden from plain sight.

One of only two commuter aerial tramways in the United States.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

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

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

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

Part bookstore, part café, and part forest.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.