Places mcdonaldmatthewr Wants to Go

This headstone-like marker inscribed with three words has been an utter mystery for over a century.

In the middle of a New England forest sit the crumbling ruins of World War II-era ammunition storage bunkers.

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

The bears may be gone, but their old cages can still be found.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

A park where you can watch the highway zoom past.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

This piece of peacetime naval wreckage memorializes the tragic sinking of the USS Maine--an event which sparked the Spanish-American war.

See four top-secret US spy aircraft of the Cold War era, including the legendary SR-71 Blackbird and the A-12 Oxcart.

A real-life hidden Easter Egg in New Hampshire's capital city

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Lost subway station nestled beneath Toronto's busy commuter line.

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

The hidden jewel of Disneyland: a members only playground for the Disney elite.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

The Mysterious Witch Bonney, a haunted statue in an old industrial city.

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

This location of a Mexican chain restaurant has a unique location: an old jail.

The classic Christmas carol was written at this Massachusetts tavern in 1850.

This rare, carefully curated collection showcases the history of neon inside a grandiose Elks lodge.

This museum is dedicated to the first coast-to-coast highway.

A decomissioned facility where the German "Transrapid" maglev trains were once tested.