PORTO HELI is situated 7 klm south of Kranidi. Its port is one of the safest ports of the area and it is ideal for swimming and water sports. The beaches in Porto Heli can offer relaxation to the visitor.

In an area south of Portoheli there are remnants of the ancient city of Halieis. This sunken city is unique in the Greek Archaeology because it has the characteristics of a city of the classical era.

Also what makes the city of Halieis very special is the abundance of the findings like pottery, coins, jewellery and statues.

Another characteristic of the city is the preservation and the study of the sunken houses, the temple of Apollo, the cemetery, the fortifications and the acropolis of Halieis, which lies 300 meters ashore.