The huge collection of paintings of the American West is one of Denver's best-kept secrets.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

This sidewalk tribute honors Colorado's great culinary creation.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Legends surround this jagged rock formation in the New Mexico desert.

One of the largest aviation events in the world brings half a million aircraft enthusiasts to Wisconsin each year.

Site of the first official transatlantic wireless communications.

The final resting place of 121 victims of the RMS Titanic, 42 of which may never be identified.

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

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

Genesis of modern hydroelectric power.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Toxic waste disaster that founded the Superfund program.

The seat of Buffalo government is a gorgeous Art Deco palace.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.

The absurd creation is a compulsory destination for selfies in Buffalo.

A beautifully designed asylum was resurrected as a hotel and art center with a ghost story or two.

Ruins of a once-prized railroad station in New York.

"All Mountains - All The Time."

This Chinese-style quartz sundial was saved in its final hour.