Olympia hosted the Olympic Games. They were held in honor of Zeus. Temple of Zeus is the main temple of the city. Hera also belonged to the Olympic gods, was the wife of Zeus. Her temple was also at Olympia. The temple of the mother of the gods was in almost every Greek city. The gifts of the cities were kept in the treasuries. The palestras were necessary for the training of athletes who arrived at the games.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.