Epidaurus was a small city (polis

Polis

Polis , plural poleis , literally means city in Greek. It could also mean citizenship and body of citizens. In modern historiography "polis" is normally used to indicate the ancient Greek city-states, like Classical Athens and its contemporaries, so polis is often translated as "city-state."The...

) in ancient Greece

Greece

Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....

, at the Saronic Gulf

Saronic Gulf

The Saronic Gulf or Gulf of Aegina in Greece forms part of the Aegean Sea and defines the eastern side of the isthmus of Corinth. It is the eastern terminus of the Corinth Canal, which cuts across the isthmus.-Geography:The gulf includes the islands of; Aegina, Salamis, and Poros along with...

. Two modern towns bear the name Epidavros (Επίδαυρος): Palaia Epidavros and Nea Epidavros. Since 2010 they belong to the new municipality of Epidavros, part of the peripheral unit of Argolis

Argolis

Argolis is one of the regional units of Greece. It is part of the region of Peloponnese. It is situated in the eastern part of the Peloponnese peninsula.-Geography:...

. The seat of the municipality is the town Asklipieio

Asklipieio

Asklipieio is a former municipality in Argolis, Peloponnese, Greece. Since the 2011 local government reform it is part of the municipality Epidaurus, of which it is a municipal unit. Population 4,804 . The seat of the municipality was in Lygourio....

.
Epidaurus was independent of Argos

Argos

Argos is a city and a former municipality in Argolis, Peloponnese, Greece. Since the 2011 local government reform it is part of the municipality Argos-Mykines, of which it is a municipal unit. It is 11 kilometres from Nafplion, which was its historic harbour...

 and not included in Argolis

Argolis

Argolis is one of the regional units of Greece. It is part of the region of Peloponnese. It is situated in the eastern part of the Peloponnese peninsula.-Geography:...

 until the time of the Romans

Ancient Rome

Ancient Rome was a thriving civilization that grew on the Italian Peninsula as early as the 8th century BC. Located along the Mediterranean Sea and centered on the city of Rome, it expanded to one of the largest empires in the ancient world....

. With its supporting territory, it formed the small territory called Epidauria.