An interesting look into 18th-century American history.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

A museum chronicling pioneer life constructed over Interstate 80.

On the edge of grassland in northeastern Colorado, these rock formations are some of the few remnants of a high plain that has eroded away over millions of years.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Though it's thrived abroad, this forgotten Dunkin' rival has just one store left in the States.

This small museum contains fossils from an era when Kansas was underwater.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

This popular pitstop lives up to its name.

A renovated hotel is bringing new life to a nearly-abandoned mining town in Colorado.

The hallowed remains of a 900-year old Ancestral Pueblo great house.

A memorial dedicated to veterans of all wars especially those lost in Bataan defending the Philippines during World War II.

Recycling meets art in this colorful barricade.

A reproduction of earth's many biomes.

The first permanent memorial to a unique secret weapon of World War II.

The unusual burial monument of Arizona's first governor.

A towering bronze statue memorializes the founding father of postwar American conservatism.

A mysterious "wedding cake" castle in the middle of the urban desert.

The site of a popular piano lounge owned by a former world champion boxer is now a place to rent a truck.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

A stone pillar marking the location of the westernmost battle of the American Civil War only honors one side of the conflict.

Run by members of the Tohono O'odham Nation, this community farm nurtures traditional desert cultivars.

An amazing collection of model trains, collectibles, and artifacts that span the last 100 years.