If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

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.

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.

Stolen goods adorn the organ at Old North Church.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

This landmark cemetery in Boston was created more than 300 years ago.

The site of Paul Revere's historic two lantern warning.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

An enormous, inside-out glass globe built in 1935.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.