If you are looking for a used Russian battery, Chinese Ham Radio or other electronic oddities this Flea Market is a good place to start.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

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

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The rocks in this arid basin leave trails of movement behind them.

Pop culture has helped to keep this iconic British building from being destroyed.

The quiet field that inspired one of the most famous songs of all time.

A musical instrument played by the sea.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Legends surround this jagged rock formation in the New Mexico desert.

The headquarters of a secretive order is also a beautifully-designed park.

A traveling postal dog covered 48 states and more than 140,000 miles, and he lives on as taxidermy, patched up with a rabbit's foot and a pig's ear.

The final resting place of a space program monolith.

A quiet memorial to those who died saving others in the heart of the City of London.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Historic funicular railway, believed to be the shortest railroad in the world.

From the Difference Engine to the Cray-1, all under one roof.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.