The Bolshoi (Big) Theatre is the historic Russian theatre designed by the architect Joseph Bove, which holds performances of ballet and opera. It is one of the biggest and the most famous theatres in the world. The construction of the Bolshoi Theatre consisted of
new elements and of details from the previous buildings. A lot of cracks, sags and other defects appeared in the walls after the last serious restoration. In fact the building is constantly being repaired from the beginning of its existence.