High above the shore of the Dead Sea, on an isolated plateau of rock ringed by sheer cliffs, stand the ruins of Masada. Once a lavish desert fortress of King

Rising in a striking silhouette of black-walled keeps and steep gables above its moat, with the snow-capped peaks of the Japanese Alps as a backdrop, Matsumoto Castle is one of

El Castillo at Chichén Itzá is a calendar carved in stone that summons a serpent of light twice a year. A look inside the brilliant world of Maya pyramids and how they differ from Egypt.

Towering over the blue-washed houses of the old city of Jodhpur, rising sheer from a great cliff of rock in the desert of Rajasthan, Mehrangarh is one of the mightiest

Before Mohenjo-daro or Harappa, there was Mehrgarh: a 9,000-year-old village in Pakistan where people first farmed, made pottery, worked copper, and even practiced dentistry.

In the deserts of Sudan, along the banks of the Nile far south of Egypt, rise scores of steep, narrow pyramids, the burial places of the kings and queens of

Mesa Verde in Colorado holds North America’s finest cliff dwellings, including Cliff Palace and Balcony House, built by Ancestral Puebloan farmers between 1190 and 1280 CE.

On the broad plain west of Yerevan, within sight of the snow-capped peak of Mount Ararat, rises a modest hill that holds one of the oldest and most fascinating archaeological

Stand today in the ruins of Miletus and you will notice something odd for a place that was once one of the greatest ports in the Greek world: there is

Mitla served as a Zapotec sanctuary for the dead, famed for mosaic stone fretwork found nowhere else and priests who outranked kings.