The ancient egyptian pyramids are the best known, but this style of building has also been used in modern times.
"Mad Jack" Fuller's tomb, brightling, East Sussex
Jack fuller (1757-1834), an eccentric landowner and member of parliament, had his own 8m pyramid tomb built in 1811. There is a legend that his body is seated inside, wearing a top hat!
Loves museum pyramid, Paris, France (below)
The Chinese born American architect I.M pei designed the 22m glass pyramid which was built in 1989 as the main entrance to the Louvre museum, Paris France.
Christa McAuliffe planetarium, Concord,new Hampshire, USA Christa McAuliffe was killed in the Challenger space shuttle disaster the pyramid shape planetarium named after opened in 1990.
Luxor hotel and casino, las Vegas, Nevada, USA
This hotel was opened in 1993 at a cost e375 million it is 107m tall and it's entrance is guarded by a sphinx that shoots laser beans from it eyes.
The louvre is the only modern pyramid i know of. It's beautiful and houses the works of da Vinci and so many other artists during the enlightenment period