There is a Greek Hellenistic breakwater or port ruins in Sant Martí near L'escala in Catalonia, Spain that is sitting in the sea. It is still standing. Always

There is a Greek Hellenistic breakwater or port ruins in Sant Martí near L'escala in Catalonia, Spain that is sitting in the sea. It is still standing. Always amazes me that it's still there though I'm sure some minor restoration work has probably been done.