Accessible only by boat, this centuries-old island fort never saw troops or combat.

It's said that this stone with its mysterious runic inscription is evidence of the Norse visiting Narragansett.

The only surviving fragment of the lost Narragansett Pier Casino.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

Designed to not only to represent the history of the local community but also, the future.

Now the site of a high school, this was almost the location of the largest cathedral in the US.

The first piece of public art dedicated to LGBT rights.

The best way to get a sneak peek at the movies.

Order a boozy baba au rhum at the oldest patisserie in Paris.

With a history of slaughter, feast, and famine, remnants of the pork industry decorate this area--even its church.

Shop at the 200-year-old store where Julia Child stocked up on copper cookware.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

Executions were once held near this beautiful 18th-century fountain.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

This banal Parisian entranceway is not what it seems.

This 400-year-old tree is actually an immigrant from North America.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

The narrowest street in Paris.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A small but very fascinating fountain in the center of Rome with four books and a deer carved.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

This gallery commissioned by Cardinal Spada is known for its magnificent optical illusion.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.