The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

This 150 foot seven-tiered cascading waterfall is one of the hidden gems of the White Mountains.

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A popular European tradition makes its way to the states on one of America's most famous bridges.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Giant, friendly pelicans in Central London, the most unlikely of places.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Forgotten and then destroyed by fire, this was once one of the largest saltwater swimming pools in the world.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

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

An artsy hidden staircase leads to breathtaking views of San Francisco.

A huge musical instrument played by the ocean.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

Come crisp December nights, this fairly plain neighborhood becomes a holiday dream world.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

World-famous, Pink's still manages to keep its prized cult fetish status.

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