Places Kate Burton Wants to Go

This Great Dunmow pond was a breeding ground for medical leeches, as well as the testing ground for the world's first lifeboat.

You won't find these curiously named passageways anywhere else in England.

The biggest and deepest Cold War bunker open to the public can be found in southeast England.

The small peaceful island off the Venice tourist circuit is where the city began more than 1,500 years ago.

The plague quarantine island home to the alleged "Vampire of Venice."

Venice's "Island of the Mad."

As can be expected from a centuries-old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

When construction began on this hotel, developers were surprised to find the ruins of an ancient civilization.

The only ancient site that remains on the south bank of the sacred Ilissos river.

View the ancient remains of buildings and the ancient "River of Hades" before hopping on a train.

A preserved portion of an ancient Athens barrier is displayed in a hotel basement.

Gladiators once walked this ancient, subterranean passage.

Where commuters walk through remnants of an ancient Greek necropolis.

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

Legend says this sacred tree was a gift from goddess Athena.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

This ancient hydrological marvel is now the base of a modern outdoor cinema.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

Dr. Fleming's work saved the lives of many bullfighters thanks to his discovery of penicillin.

The oldest vestiges of Madrid found here, have been incorporated into this new museum.

This little sun pays homage to a massive gate that once stood at this location.

An old, deep well, connected with a miraculous, divine rescue and the patron saint of Madrid.

Part of the medieval watchtower is displayed in an otherwise ordinary parking garage.