These four fountains are said to have healing properties, with a glass of the 'miracle' water being given to Louis XII of France.

A completely underground tour following the path of the most precious element: water.

The entire known universe of the ancient Etruscans is held inside this bronze model of a sheep’s liver.

A rambling museum which honors the beauty in everyday objects.

A landmark in the history of technology and computing is hidden in a tiny Baroque chapel.

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

This camera store in Milan holds one of Europe’s largest collections of luxury-antique cameras.

This grisly effigy displays an early Christian martyr who was skinned alive and beheaded.

On a wall in Cleveland, Ohio find the story of a highly connected fictional community of organisms that created remarkable, lasting structures.

Unique collection containing a wide and curious range of contraceptive items.

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

A wunderkammer of curious objects and intriguing art nestled within a hub of ancient Roman sites.

The ruins of the suspension bridge hang over Kingsbury Run as a ghost of racial prejudice.

148 feet long and in the middle of a verdant forest.

This pseudo-steampunk weapons facility is the world's largest wood and glue structure, and packs quite a wallop.

This whimsical stacked cabin looks like something out of a children's book.

This spectacular bridge supported by two gigantic hands looks like something out of a fantasy universe.

Weighing 30,000 pounds, this monument represents Detroit's first industrial era.

It took over 100 years to decode this enigmatic epitaph for two buried brides.

This 40-foot fowl marks the so-called "wild goose capital of the world."

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.