Once America's tallest structure, now a Baltimore landmark.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

"Congress may voluntarily remain in session throughout the summer, in order that our Congressmen may be protected from the intolerable discomforts and dangers of the ordinary outdoor weather!”

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

FDR's Art Deco hospital tower was hopelessly inefficient.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

Impossibly life-like natural history models created out of glass by a father and son.

A monument marks where a convent was burned by an anti-Catholic mob in 1834.

This plaque is dedicated to one-half of the Magliozzi brothers and their hit radio show, 'Car Talk.'

This small-town Connecticut restaurant gives each diner a free book from its vast library.

A couple turned their front yard into an artistic masterpiece.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

Lucha Libre (Mexican Wrestling) Themed Taco Shop.

This memorial honors those who served on Gallops Island Radio Training Station during the second World War.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Narrowest house in Boston.

This parking garage was the site of what was - at the time - the largest cash robbery in history.

Tragedy on Little Brewster Island memorialized.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

This landmark cemetery in Boston was created more than 300 years ago.

Silverware in the sidewalk outside a grocery store cements this neighborhood’s Italian culinary history.