This museum offers an actual time machine back through Colorado's past.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

A tragedy and memorial that raised awareness about the dangers of unsealed mineshafts.

"The Most Boring Road in the State."

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

As its grandiose name implies, this wooden dome is unsurpassed in size.

Egyptian Revival obelisks still rise over the old mine shafts.

A comedy troupe's collection of bizarre humor.

The site where Michigan launched its first rocket into space lies abandoned in the dense woods along Lake Superior.

This lone tree and dramatic sandstone outcropping are so beloved by Michiganders they can be found on one of the state’s coins.

A mysterious light in the wood, rumoured to be the the ghost of a railroad brakeman.

This shallow cave got its name from copious amount of human bones found inside.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

This freshwater spring fills with 10,000 gallons of water per minute.

Meet the "Green Monster" of Monico, Wisconsin.

This huge stew pot is the focal point of the "Community Soup" event, which honors tradition and soup.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

Experience the life of an 1800's lumberjack at this interactive museum that is only accessible by railroad.

Almost half-way between the Equator and North Pole.

A unique botanical garden housed in three giant geodesic domes.

The highest point in Wisconsin is capped by two towers that are not as mythic as Tolkien's but provide much better views.

The menacing creature had a tremendous influence on the local culture before being exposed as a hoax.

A lovely hidden waterfall right off the highway is well worth a stop.