Megalith...!!!

# A megalith is a large stone that has been used to construct a structure or monument either alone or together with other stones...!!!
# The word "megalithic" describes structures made of such large stones, utilizing an interlocking system without the use of mortar or cement...!!!
# Representing periods of prehistory characterized by such constructions...!!!
# It has been used to describe buildings built by people from many parts of the world living in many different periods..!!!
# A variety of large stones are seen as megaliths, with the most widely known megaliths not being sepulchral...!!!