sailboat passes under the rio antirrio bridge or charilaos trikoupis bridge, photo taken from the boat in summer sunny

antirio antirion antirrio antiseismic architecture background beam blue bridge building built cable charilaos coast color construction corinth design europe european girder greece greek gulf hanging horizontal modern outdoors peloponnese piers pylons rio sail sailboat sea shoreline sky span steel strait structure suspended suspension tower travel trikoupis under viaduct water yacht