Rio Antirrio bridge is a multi-span cable-stayed bridge crossing the Gulf of Corinth between Rio on the Peloponnese peninsula and Antirrio on mainland Greece. Construction began in 1998 and the bridge opened a few weeks before the summer Olympics in Athens in 2004. The bridge has reduced travel time from 45 min that ferries uses to 5 min. Rio Antirrio bridge is 2880 meters long and the three largest spans is 560 meters. The bridge has four towers that goes up to 65 meters below sea level. The bridge is designed to withstand earthquakes of 7.5 on the Richter scale.
