A semi-scholarly approach to sex.

A posh members-only club with a literally dramatic history.

A flooded Mexican cave that hides a river beneath the water.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

Thousands of effigies of Buddha watch from caves set high above a legendary river, plus whiskey.

A small museum in the Golden Triangle tells the story of the opium drug trade that gripped Northern Thailand.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

Constructed in the 1920s, this former pencil factory is now an office building.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

The largest tea plantation in Southeast Asia supplies gorgeous vistas alongside tea for the surrounding countries.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

The greatest real estate coup of all time.

This small New York museum examines Chinese history from its origins right up to its arrival in the city.

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

Red frames showcase remnants of one of New York's original subway stations.

The most confusing clock in New York.

Nope, not Washington Irving's house.