A perfectly circular lake is formed by the crater of an ancient underwater volcano.

The world's longest known cave system.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

This stone complex marks the urban center of a lost civilization.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

Huge stone depressions which may have acted as an Incan agricultural experiment.

Sleep in a glass pod dangling off a cliff.

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.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

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

Go inside the house that inspired L. M. Montgomery to create one of literature's most beloved heroines.

These powerful, if squat, Canadian waterfalls flow in different directions depending on the time of day.

A mysterious spot where the laws of gravity seem not to apply.

Iconic rock formations that allow for exploration during high or low tide.

The floating gallery illuminates the heart of Québec City's arts district.

A contemporary fresco movement illustrates the region's rich history.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

A historic Montreal market that was the city's agricultural hub for over century.