This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

Roman ruins top white travertine terraces formed by ancient hot springs.

A marvel of Byzantine engineering under the streets of Istanbul.

A bright little alley in La Boca is a part of tango history.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This narrow street is packed with street vendors and bars selling chicha.

Every Sunday, Bogotá turns 75 miles of its city streets into a bicycle superhighway.

This small city park is best known for the nightly convergence of thousands of shrieking parakeets.

The entire town looks like a slice of Spain that was carted across the ocean and plunked in the Andes.

This colonial town in Colombia sits around the largest stone paved square in South America.

A celebration of Colombia’s premier contemporary artist.

A museum built around a bus-sized fossil on the side of the highway.

Pilgrims each carried a brick to the top of Mount Monserrate to help build this historic sanctuary in Colombia.

Towering high above the neighborhood of La Candelaria, the church is easily recognizable by its distinctive red-and-white striped facade.

Colombia's biggest botanical garden contains plants from all across the country.

Known as the site of 'El Dorado,' this mysterious lake is rumored to hold gold beneath its waters.

This Bogotá museum houses the world's largest collection of pre-Columbian gold relics.

This whimsical home made entirely from clay is basically a giant piece of pottery.

Cathedral carved out of salt, located a mile below the Earth's surface.

The saga of the massive nut begins and ends in Texas.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

A spring-fed pool so deep it's used for scuba diving as well as swimming.