Turns out you can see the world without ever leaving Maine.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

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

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

Disturbing winged beings decorate the walls of this strange abandoned hermitage.

This exhibition space designed to look like the skeleton of a whale is hidden underground.

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

This enormous censer uses a pulley system installed over 400 years ago.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

This stop on the Camino de Santiago stands high above the underwater ruins of a medieval town.

This house covered in small stones was the work of one man over the course of nearly 30 years.

An abandoned 6th-century monastery features a medieval map of the known world.

The building hides in plain sight in Ribadavia's historic Jewish quarter.

In Spain, the ruins of a Roman military camp sit along a flooded section of a river.

"Satisfying" is a good way to describe these beautifully aligned rows of Spanish mills.

This small, lush island has a long and bloody history.

A 12th century church completely covered in shells.

Seaside ruins of a settlement that date back to the first century B.C.

Open air sculptures by an eccentric and loin-clothed hermit.

This panoramic lift provides a futuristic ride up San Pedro Mountain.

The oldest Roman lighthouse still in use.

Giant granite sculptures representing family on the northern coast of Spain.