One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.

The oldest active church in Pennsylvania is also the second oldest Swedish Church in the United States.

The designated Jewish quarter in Fez dates back to the 15th century.

Architectureal fantasy quarter of Rome.

2300-year-old Roman road connecting the empire.

A hospital where antique dolls are given new life.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

Charles Dickens was not a fan of the ghastly wall dressings in this 6th century church.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

A glittering Thai Buddhist temple in suburban Pennsylvania.

There are millions of temples in India, but only one prominent temple dedicated to the Hindu creator god.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

A pride of the state, this working museum crafts pottery mosaics in the style of Pennsylvania's earliest European settlers.

Century-old shop, specializing in Occult products.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

The stunning interior of this Gothic church is covered in ornate gold details.

Northern Ireland's Brobdingnagian stepping stones.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.