Strange physical sensations and optical contradictions keep visitors coming back for more.

There's more contention than one might expect from cherry pie pans.

Unique Michigan homes look like something out of Tolkien's "The Lord of the Rings."

In the main dining room, a nine-ton boulder caps the fireplace designed by local architect Earl Young.

This huge clock made of flowers and simple machinery was once used a political weapon.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

This massive airship factory is so large that it has its own indoor weather.

A lone grave is quietly tucked away in Kanawha Riflemen's Memorial Park.

Thousands of tiny squares in different colors make up this piece of street art.

This tiny man looms large over downtown Charleston.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

Adherence to strict Jewish laws is required to enter this ultra-conservative New York village.

100 massive sculptures in the Hudson River Valley.

Extremely long cable tunnel buried under the river.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

A 400-square foot model of historic Quebec is the playing field for a state of the art light and sound show.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

A contemporary fresco movement illustrates the region's rich history.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

An ever-changing gathering of crude wooden figures haunts the St. Lawrence River.

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

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

This candy-striped tower is the farthest east you can go in the United States.

The first bridge observation tower in the U.S. offers one of the best views of Maine.