Apollo ascribed to the god. However, while Apollo has a great number of appellations in Greek myth, only a few occur in Latin literature. Apollo's birthplace was Mount Cynthus on the island of Delos. Delphi and Actium were his primary places of worship. Apollo was worshipped throughout the Roman Empire. In the traditionally Celtic lands he was most often seen as a healing and sun god. He was often equated with Celtic gods of similar character. The cult centers of Apollo in Greece, Delphi and Delos, date from the 8th century BCE. The Delos sanctuary was primarily dedicated to Artemis, Apollo's
Lists of twin towns and sister cities Lists of twin towns and sister cities This is a list of "twin towns" or "sister cities" — that is, pairs of towns or cities in different countries which have town twinning arrangements. Where known, the date of formation of the twinning agreement is included in parentheses. Note that the list is likely to always remain incomplete, since no canonical list of such arrangements exists; even those towns that are listed may well have arrangements which are not listed here. Note also that any twinning arrangement "should" be listed at two locations in the list: once for each of the