Hydra Island: no cars allowed. What you need to know?

Discovering the Aegean Islands has become a favorite while in Greece. The Greek territory has around 6000 islands and islets in the Aegean and Ionian Seas, from which only 227 are inhabited. I'm on a mission to discover most of them, and today I will talk about Hydra Island and what you need to know. Why go to Hydra Island?…