panorama of rio castle, rio–antirrio bridge in the background, peloponnese, greece

achaea achaia antirio antirion antirrio architecture attraction bridge cable casteli castle charilaos citadel fort fortification fortress greece greek hanging heritage historical history infrastructure kasteli landmark landscape medieval mediterranean modern monument morea moria panorama panoramic patra peloponnese rio rion ruins sea suspended suspension tourism touristic transportation travel trikoupis view walled walls