On the summer solstice each year, shadows align with a 14,000 square foot painting to reveal a secret message.

Special tunnels built so that frogs won't be killed when crossing the highway.

This abandoned, windowless concrete block is one of the strangest buildings in Tulsa.

Mai Tais and Navy Grog served up in one of the original tiki bars.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Seven ceramic sculptures are scattered around this California college campus.

The arboretum whose marshy soil sucked up the dreams of housing developers.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

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

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

Soaring over the Niagara Whirlpool since 1916.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A miniature representation of Canadian cities and landmarks in incredible—and sometimes hilarious—detail.

A former Canadian Pacific Railway station turned liquor store, the first and only station in Canada visited by British royalty.

The remains of the oldest bone-headed dinosaur in North America.

One of the largest underground systems runs under Canada's largest urban center.

This massive, ancient stone was disassembled and then put back together again.

Canada's largest dinosaur skeleton was hidden away in storage for more than 40 years.

This knick-knack-covered house (complete with a matching van) is a charming oddity in the middle of a modest downtown neighborhood.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

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