From Athens heading towards Istiaia follow the route Athens- Chalkida - Strofilia without turning left towards Limni and on the 69th km from Chalkida take the exit on your right towards Agia Anna Beach.
From Thessaloniki follow the road towards Athens. 60 km before Lamia you will find Glyfa port in Fthiotida. From Glyfa you take the ferry to Agiokampos Evia. Then head towards Agia Anna , following the signs to Istiaia- Limni- Agia Anna.