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

This elegant Colombian fortress was one of the torture headquarters for the Spanish Inquisition.

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

The Andean town where every single building is decorated with a brightly colored frieze.

One of the most historic cemeteries in Quito is an eclectic mix of architectural styles and famous tombs.

This historic street in Quito is known for its seven stone crosses—and one presidential assassination.

Quito's historic, main square dates back to the 16th century.

Legend says if this neo-Gothic basilica is ever officially completed, the world will come to an end.

This small uninhabited island offers Galapagos-like biodiversity.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

This Ecuadorian cemetery is home to a jaw-dropping topiary wonderland.

Ecuador's largest Incan ruins show evidence of sophisticated irrigation and diplomacy among the ancient builders.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

This family tattoo parlor has been inking religious pilgrims in the Middle East for 700 years.