A 132-year-old telescope continues to keep watch over the night skies above Providence.

A neighborhood of houses made of poured cement through a process invented by Thomas Edison.

Among the may artifacts on display is a clock made of 50,000 individual pieces of wood.

A mural recalls a fictional woman who once lived at 23 Quai du Commerce, 1080 Brussels.

Come for the history lesson, stay for the mule-pulled boat rides.

This historic Art Nouveau townhouse was the former home of the son of a famous chemical inventor and industrialist.

Where George Lemaître discovered the expanding nature of the universe.

This 19th-century zoological collection has withstood the test of time.

Hundreds of fiberglass structures line the side of the road in the middle of nowhere.

A small collection of objects of a bygone era hide in plain view.

This work of engineering is imbued with elegance and ingeniousness.

This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

Third time's a charm, or in this case, two testicles are.

This impressive Gothic church dates back to 1244 and stands on the site of one of the first churches in Scotland.

This arcade is one of the last places to catch a public performance by the now-defunct ShowBiz Pizza's house band of animatronic animals.

A monumental toilet that is also host to rare plants.

The initials "GW" mark where one of Scotland's most important Protestant martyrs was burned at the stake.

A mini-Stonehenge in the corner of the North Carolina state capitol grounds.

Traditional Appalachian dances such as the Georgia Rang Tang and the Shoo-Fly Swing are kept alive at this weekly event.

A 1,000-foot-long railroad tunnel under Shavers Fork connected the towns during West Virginia's logging boom until its closure in 1985.

Learn about our ancestral eating habits at the passion project of an archeologist.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

These eerie outliers of the lightning bug family glow a mysterious blue color.