These roaring primates were considered a divine creature in the cosmology of the Maya.

One of the world’s most colorful cemeteries, where each pigment is symbolic.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

Believe it or not, the now-ubiquitous California avocado originated in Guatemala.

An impressive century-old, to-scale topographical map of Guatemala.

It's not quite as old as its Roman appearance suggests, but this piece of infrastructure served Guatemala City for centuries.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

The East Village tenement from the cover of Led Zeppelin’s 1975 album has a tea shop on the ground floor.

One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

A reminder to choose water over wine since 1888.

Monument to a forgotten NYC disaster that claimed the lives of 1,000.

A living archive of urban activism and space reclaimed.

A notorious punk house turned co-op.

This former crime corner has been turned into an eclectic community center.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

A 19th-century politician who died after walking home in a blizzard is honored with this Manhattan statue.

A vibrant, 100-foot-tall mural dedicated to Evelyn Nesbit, the tragic icon of the Gilded Age.

A former pyramid-shaped library with colorful murals lies just across the bay from Old San Juan.

A park where people have been going to feed friendly pigeons since the 18th century

This tiny home was originally a narrow alleyway.

This ''hidden'' 19th-century bridge played a simple, yet important role during the Spanish-American War.

The crumbling remnants of this 19th-century quarantine hospital hint at the touristy island's darker past.

This small fort played a huge role defending Puerto Rico’s capital city.