Antirrio (Greek: Modern, Αντίρριο, also pronounced as: an-DEE-ree-oh, Ancient/Katharevousa: -n), older spellings Antirrio, Antirrion, Antirhion, Antirion, ancient spelling: Antirrhion, Latin: Antirrhium is a community lying in a cape which has its closest distance to the Peloponnese in which the Rio-Antirio bridge can now access to the Peloponnese since August 2004 in the prefecture of Aitoloacarnania and is also a municipality. It is not the southernmost point in the prefecture. The name is a combination of Anti- and Rio.