1) Music venue in Argentina 
Cemento was an Argentine nighclub, used for rock concerts. It was opened in 1985, and it was closed in 2004. ==History== Omar Chabán had a nightclub named `Café Einstein`, which was closed several times. He opened a new one with his wife Katja Alemann, which was meant to be open in 1984, but the inauguration was delayed because the girder was .....