The University of Haifa Library presents a study of the construction of the pyramids of Egypt, in comparison with the ziggurats of Mesopotamia. Includes images, reconstructions and bibliography.

The BBC reports that the secrets of Egypt's Great Pyramid of Cheops will remain locked up for another 12 months after a door blocks a miniature robot explorer.

Photographs and sectional drawings of the Egyptian pyramids.

Great Pyramid of Khufu by unknown architect, at El Giza, Egypt, -2600 to -2480, in the Great Buildings Online.

Archaeologist Mark Lehner has discovered a city of pyramid workers. Illustrations include a conjectural drawing of the Giza plateau near the end of Khufu's reign.

Richard Koslowa suggests that Egyptians could have lifted heavy stones to build the pyramids by the use of counter-weights. Illustrated with diagrams.

A study of the logistical aspects of Egyptian pyramid construction in the 25th century BC by civil engineer Peter Prevos. Includes bibliography and links to Herodotus's comments on pyramid-building.

An illustrated discussion by Vincent Brown on the architecture of Old Kingdom pyramids, with bibliography. The focus is on the depiction of the figure of Osiris in the substructure of Khufu's pyramid.

Writing in the journal Nature, Kate Spence shows that the orientation errors of earlier and later pyramids faithfully track the slow drift of Kochab and Mizar.

The British Museum provides a readable, illustrated introduction to the pyramids of Ancient Egypt. Includes an interactive reconstruction of Khufu's pyramid complex.

An illustrated article by inventor Allen Dittmer, with bibliography, from Inventors' Digest July/August 1999. He suggests that heavy blocks could have been moved with sledge and rollers.

NOVA Online tours the Great Pyramid in QuickTime VR, explains how the pyramids were constructed and by whom. Also covers a 1997 excavation of the bakery that fed the pyramid builders.

An illustrated guide to the construction, architecture and the evolution of the design of the pyramids from the Egyptian Ministry of Tourism.

Research on the geology and topography of the Giza plateau, construction and function of the Sphinx, Great Pyramids, associated tombs and temples, and the Old Kingdom town in the vicinity.

Concise, illustrated information on the pyramids from archaeology student N. A. Fink.

An illustrated description of the evolution of the Egyptian pyramids and discussion of how they were built from King Tut One.com. Includes a virtual model of the Great Pyramid.

Illustrated introduction to the Step Pyramid and the Great Pyramids by Victor Shammas.

Photographs by Frank P. Roy together with brief information, and site plans of pyramid complexes. Also a timeline and pyramid statistics, with sources, a map of Egypt and uncritical discussion of the Orion theory.

CultureFocus provides an illustrated introduction to the most famous monuments of ancient Egypt.

Clickable plan and images, provided by the University of Pennsylvania.

Computer-based study combined with robotic investigation of the shafts in the Great Pyramid of Cheops by engineer Rudolf Gantenbrink. He argues that they were not air shafts.

Aerial views, reconstructions, ground plans, and information about the methods used to construct the ziggurats at Uruk, Ur and Babylon.