This hidden green space is the city's second largest conservatory.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

Order a salt beef-loaded beigel at any hour of the day or night at this East End institution.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

Metal horses galloping through a London fountain provide a link to the city's past.

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The last four extravagant street signs of London's historic banking street.

London's amazing modernist public square that never was.

The world's largest version of this iconic puzzle cube is located in Knoxville, Tennessee.

Before TV meteorologists, there were weather kiosks. This may be the last one in the United States.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

An idyllic mineral hot springs facility with a more-than checkered past.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

This coffee shop lies hidden beneath a historic church.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

Historic town settled in the 19th century because of its convenient location along a popular coal transport route.

One of the last remnants of the city's Chinese nightclub scene is now a dive bar selling killer mai tais.

America's oldest Italian restaurant is a San Francisco institution.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.