An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

42nd story Pyramid shaped penthouse tops Seattle's oldest skyscraper.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

This scenic gorge is named after one of the most famous Bigfoot attacks in pseudohistory.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

Shoreline strewn with the remains of ghostly fallen trees.

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

An enclosed rotunda at the Henry Art Gallery in which viewers can look up and see the uninterrupted sky.

This edible park is open to any and all foragers.

From a canyon-like gorge, more than 20 million gallons of water emerge every day, while a smaller spring drips down, creating the illusion of an endless, gentle waterfall.

Some of the oldest exposed rock formations in the United States.

An underground river pushes more than 200 million gallons out of this Missouri spring every day.

This small turbine mill along Rocky Creek was built in 1928

In Edwin Hubble's hometown, a scale model of the groundbreaking telescope that was named in his honor.

The largest riverfront opening cave in the Ozarks.

Around 50 million gallons of water flow from this spring every day.

A 40-foot waterfall flows into this unique natural swimming hole.

An average of 33 million gallons of water pour out of the collapsed cave at the heart of this spherical spring.

These pink granite water slides are the result of millions of years of erosion.

Often referred to as the largest spring in America.

One of the deepest springs in Missouri.

Away from the crowds of fishing enthusiasts, take a hike deep into the woods and journey into an eerie darkness.

This unconventional used book store was once in the news for the surprising act of burning books.