Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

This beautiful, historic church looks like something out of a simpler past.

This hobbit-y little hot spring may be the oldest spring used by humans in all of Iceland.

A volcanic core jutting above the plain between the Snake and Boise Rivers, a marker identifies the reference point for all U.S. Government Surveys in Idaho.

The largest outdoor art gallery in the Northwest United States.

This work of art by Matthew Mazzotta resides in this park dedicated to the first black legislator in Idaho.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

When in Idaho, sleep in a giant potato.

This overlooked courtyard and museum celebrate Benjamin Franklin's life and achievements.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

Alexander Hamilton’s creation caused quite a bit of controversy.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

In 1857, the Mardi Gras parade tradition began at this intersection.

The most historic church in Fairfax County played a role in the creation of the American Red Cross.

This eye-catching sculpture of rural life seems a bit out of place at a suburban intersection in front of a car dealership.