Burbling away in refrigerators are 105 sourdough starters from around the world.

A wonderfully kitsch bookstore the size of a supermarket.

Potato-peeling mannequins, Inca art, and a dangling tuber mobile help trace the history of fries at this Belgian museum.

Because sometimes you need to make a batch of frites even when the stores are all closed.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

Cozy basement bar sports an inventory of over 2,000 beers.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

Got apples?

The only certified Trappist brewery outside of Europe hides in the central Massachusetts hills.

Stocking up on the world's best beer requires a pilgrimage to a monastery drive-through.

This Roman quarry once held secret masses and smuggler's contraband and is now home to rare species of bats.

This roadside stand packs 300-plus varieties of tomatoes, from "Maiden's Fire" to "Kaleidoscopic Jewel."

Few of the many visitors to this resort town know of its hidden Maya ruins.

This 2,000-year-old stone maze is one of the oldest in the country, but its purpose is still a mystery.

A famed artist's inspiring work of peace and tolerance.

This ancient structure appears Roman, but was constructed during the 16th century and was utilized until 1911.

This Parisian café is dedicated to great tea and the art of knitting.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

Indents in the pavement are all that remain from a grisly death machine in Paris.

This Parisian café sticks almost exclusively to an ethos of reuse.

A surrealist timepiece by the artist of melting clocks.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

The oldest stone house in Paris was built by its most famous alchemist.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.