The highest tides in the world come in and out here twice a day, allowing you to essentially walk along the ocean floor.

Hunt for buried treasure in Nova Scotia.

A rare opportunity to drive across the ocean floor.

These powerful, if squat, Canadian waterfalls flow in different directions depending on the time of day.

This large midwestern cavern features impressive rock formations and an underground waterfall.

This simple badlands butte is the highest point in North Dakota and may be the only high point to charge admission.

This partially completed dam was simply abandoned after nearly destroying the city it was built to service.

Sitting empty in a lonely Canadian field is a century-old stone bunker sometimes called "One Man's Castle."

The ruins of the "20-year town" lay out among the mountains of Alberta.

This egg-shaped treehouse was inspired by "sport sleeping."

What was once the largest mine in North America has left behind a hollow hill filled with bright blue waters.

Secret Swing.

The unusual lighthouse looms over waves of prairies with no sea in sight.

Ancient indigenous sculptures steeped in history and shrouded in mystery.

An outcropping plays host to the largest collection of pre-contact petroglyphs in Saskatchewan.

Where the English trapper who faked a First Nations identity bunked with beavers.

This unique bridge has been a staple across the Saskatchewan River Valley for more than 100 years.

Natural earth mounds formed in the far north.

This scenic waterfront swimming pool is the longest salt water pool in North America.

A seven-story wooden coal tipple stands this former mine, the last of many that once covered this area.

A six-person chapel in the middle of Alberta's badlands.

The ruined remains of an early hydroelectric dam.

This strangely specific landmark will let travelers know when they are half way there.

Two provinces and two territories touch borders deep in the middle of the wilderness.