A summery of a myth is Hestia was the oldest of the Olympic gods she was swallowed first and the last saved from Cronus. Then another God wanted to have a seat with the 12 Olympians so she gave up her own. In result Zeus gave her the keys to mount Olympus and she ended up managing the place. She was in charge of all the gods and there businesses and what happen in there. She rarely left Olympus but this is how she created the concept sanctuary to protect people in need for all her followers. Unlike any other gods she did not have her own city but she was an alter in all cities.