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

Perhaps the most scandalous statue of America's first president.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

Corn-inthian columns with a uniquely American take on neoclassical architecture.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

The symbol was surreptitiously built into the river bank by German prisoners of war.

One of the few surviving Panama Canal steam shovels stands outside a tiny Colorado mining museum.

The shortest river in America flows for just 201 feet.

This five-foot-tall bronze bird is a memorial to a species that was hunted out of existence.

This nearly abandoned town was once a thriving mining community until a series of fires.

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

These steps offer a breathtaking view of one of Europe's most besieged fortresses.

A striking glass tribute to two sisters who suffered during Scotland's "Killing Time."

This Scottish graveyard is the final resting place of the man who inspired the character Ebenezer Scrooge.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

Enter the world under the hill at this ancient UK burial chamber.

The final resting place of soldiers' loyal canine companions.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

This small piece of railroad history sits behind the parking lot of a chain grocery store.

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

The oldest continuously operating church in California.

One of the most elaborate displays of Jellyfish is on display at the aquarium.