The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

A priceless collection of the Nation's cryptologic history.

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

A museum dedicated to exhibiting remarkable outsider art.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

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

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

An ever-evolving wall of graffiti art off East Liberty Street.

The city is full of whimsical portals to another world.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

A collection of artifacts from Maryland's maritime past.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

Ship skeletons haunt Baltimore's waterways.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

A hidden alley in urban Baltimore is a haven for graffiti artists.