This deep pit in the pyramid’s subterranean chamber remains one of Egypt’s greatest archaeological puzzles. Could it be a secret passage or a symbolic structure?

An often overlooked pyramid in Mexico was filled with pools of a rare element in its underground chambers, leading to new theories that the structure may have had a shocking hidden purpose.

They Can't Explain its Purpose—Yet. Archaeologists Discovered a 2,200-Year-Old Pyramid. The site may have started as a guard tower to protect a road and collect taxes, but experts aren’t certain.

A team of engineers suggests a new theory on how Egypt’s first pyramid was built — a water elevator used to float heavy stones through the middle of the structure.

The pyramid itself cost close to $140 million — or $800 million in today’s dollars. The missile system it controlled, known as Safeguard, cost $5.7 billion — or $32 billion today, roughly ...

The mystery surrounding the discovery of a 2,200-year-old pyramid in the Judean Desert near the Dead Sea comes with plenty of clues. Filled with Greek historical documents written on papyrus, bronze ...

The purpose of a mysterious pyramidal structure in the Judaean Desert is unknown, ... 2,200-year-old mysterious pyramid structure filled with coins and weapons found near Dead Sea.

IGArchitects’ Pyramid Hut Draws Inspiration From Traditional Okinawan Tombs: A unique residence that blends into its natural, secluded surroundings.

Archaeologists discovered a 2,200-year-old pyramid structure in the Judean Desert near the Dead Sea that featured stones weighing hundreds of pounds each. Early returns from excavations have ...

When the sun plunges below the horizon in Sacramento, one of the capital region’s most recognizable landmarks flickers into sight. The Ziggurat, a 10-story pyramid-shaped building with giant ...