A pyramid (from Ancient Greek πυραμίς (puramís) 'pyramid') is a structure whose visible surfaces are triangular and converge to a point at the top, making...

The Great Pyramid of Giza is the largest Egyptian pyramid and served as the tomb of pharaoh Khufu, who ruled during the Fourth Dynasty of the Old Kingdom...

Egyptian pyramids are ancient masonry structures located in Egypt. Sources cite at least 118 identified "Egyptian" pyramids. Approximately 80 pyramids were...

Pyramid is a patience or solitaire game of the Simple Addition family, where the object is to get all the cards from the pyramid to the foundation. The...

The Giza pyramid complex (also called the Giza necropolis) in Egypt is home to the Great Pyramid, the Pyramid of Khafre, and the Pyramid of Menkaure,...

Memphis Pyramid, formerly known as the Great American Pyramid and the Pyramid Arena, and colloquially known as the Bass Pro Shops Pyramid, is a pyramid-shaped...

A pyramid scheme is a business model which earns primarily by enrolling others into the scheme, however rather than earning income (or providing returns-on-investments)...

A pyramidion (plural: pyramidia) is the capstone of an Egyptian pyramid or the upper section of an obelisk. Speakers of the Ancient Egyptian language...

An ecological pyramid (also trophic pyramid, Eltonian pyramid, energy pyramid, or sometimes food pyramid) is a graphical representation designed to show...

The English football league system, also known as the football pyramid, is a series of interconnected leagues for men's association football clubs in...