Montreal's giant farmer's market is a foodie's best friend, especially in the winter months.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

FDR's Art Deco hospital tower was hopelessly inefficient.

A massive sustainable farm designed by the mastermind behind Central Park.

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

A high-octane shrine to the greatest Texans who ever lived.

The land is home to swimming ponies and a legendary 18th-century treasure.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

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

This network of narrow, medieval passages has the most delightful name.

The 28-foot granite map plots the locations of 40 theaters in New York City.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

On a quiet suburban street stands a peculiarly decorated house covered in mosaics.

A modern-day cabinet of curiosities housed in a 300-year-old inn.

A sprawling ancient Jewish cemetery with over 30 rock-hewn burial caves.

Neighborhood in Jerusalem is home to the ultra-orthodox haredim.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

The home of the Dead Sea Scrolls is an abstract modernist dream.

It looks like a whale, it's part of Yale, and it's best-known by a nickname you can probably work out for yourself.

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

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

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