Sneferu

Scientists have discovered a secret, giant void hiding inside the Great Pyramid of Giza in Egypt. Located above the pyramid's Grand Gallery, the 30-meter-long void inside Khufu's Pyramid remains a mystery.

Its size suggests it plays an important role in the tomb's structure. It's the first discovery of its kind since the 19th century.

The remains of an Egyptian pyramid built around 3,700 years ago have been discovered near the well-known "bent pyramid" of King Snefru, the antiquities ministry announced on April 3. 

The pyramid from the 13th dynasty was found in Dahshur's royal necropolis, some 30 kilometers south of Cairo, it said.

Experts revealed new findings on some of the limestone blocks which make up the western flank of the Red pyramid and northern flank of KhufuExperts revealed new findings at two of Egypt's famed pyramids on Jan. 17, boosting efforts to unravel whether the ancient world's iconic monuments contain secret chambers.

Architects and scientists from Egypt, France, Canada and Japan will use modern infrared technology and advanced detectors to map four Egyptian pyramidsA group of Egyptian and foreign experts launched a new bid to unravel the "secrets" of the pyramids on Oct. 25, including a search for hidden chambers inside the four famed pharaonic monuments.