This small museum tucked within a subway station holds pieces from Madrid's past.

The oldest colonial fortress in the Americas was once the home and later prison of Christopher Columbus.

After an epic flood washed away its enslavers, this city has been part ghost town, part cultural wildcard for the past three centuries.

Peru’s only toy museum houses everything from pre-Inca whistles to lead soldiers and terrifying dolls.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

An acoustic anomaly with a mysterious cause.

A market for witches is hidden within a train station.

A monument to the conquistador became increasingly controversial in the very city that he founded.

In this mine all the gold you can carry may not be as sweet of a deal as it sounds.

The 19th-century vessel floats proudly on Lake Titicaca, but its journey from Britain to the Peruvian altiplano was far from smooth sailing.

These ruined Incan mausoleum towers still bear carvings of sacred animals on their blocks.

A pretty park of over 1,600 olive trees that grew from just three saplings brought over from Spain.

Now containing the bones of the actual conquistador, instead of someone else.

An Archaeological Wonder of Peru, and the largest stone ruin site in the New World.

The world's largest clay lick, where parrots gather to snack.

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

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.