Approximately how many pyramids are there in modern Egypt?

The shape of the  Bent Pyramid of Dahsur South in Egypt had a different angle at the top of the pyramid than on the bottom.

The purpose of the carvings on Egyptian temples and tombs were both religious and political.

In Islamic Architecture this culture developed complicated cisterns which were used to store wine. 

Most Archaic Greek Temples most often were rectilinear in plan.

Most Archaic Greek Temples most often were rectilinear in plan.

Minoan columns were: 

The Opus Reticulatum was use by the Greeks to build buildings.  

The Alhambra in Granada, Spain built in the 13th and 14th centuries showed the Muslim fascination with pattering that takes on a three-dimensional form in muqarnas vaults.

The ancient Romans used the raw ingredient pozzolana to make cement in Italy because it was available there.