Yale University's home for rare works, including the mysterious Voynich Manuscript.

The headquarters of the famous Yale society.

137 graves holding New England's earliest residents.

Take a drunken tour inside the world's largest known geode.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

The first "Hall of Fame" in America was designed by legendary Gilded Age architect Stanford White for what was then the NYU uptown campus.

Mysterious 500-year-old tapestries depict a unicorn hunt.

Visit the monolithic tomb of America's most famous general.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

Ride the subways of yesteryear.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

The remains of what was, not so long ago, the world's largest city.

Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

This former Norwegian sailor's church is slowly being taken over by ramshackle robot musicians.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

A tree that grows parallel to the ground was declared Brooklyn's "crowning curio" by the poet who saved it.

This metal eagle one of the final remnants of a newspaper that wanted to keep Brooklyn to Brooklyn.

This city park was once a lookout point for George Washington’s army during the Battle of Brooklyn in 1776.

Headquarters of the world's fourth largest Hasidic sect and the first of many "770s" around the world.

The celebrated eyesore created by starry-eyed sweethearts.

France's most famous cemetery, with some of its most curious tombs.