The Tiber Island is a boat-shaped island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 which has long been associated with healing

Healing

Physiological healing is the restoration of damaged living tissue, organs and biological system to normal function. It is the process by which the cells in the body regenerate and repair to reduce the size of a damaged or necrotic area....

. It is an ait

Ait

An ait is a small island. It is especially used to refer to islands found on the River Thames and its tributaries in England....

, and is one of the two islands in the Tiber river, which runs through Rome

Rome

Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

; the other one, much larger, is near the mouth. The island is located in the southern bend of the Tiber. It is approximately 270 m. long and 67 m. wide.
The island has been linked to the rest of Rome by two bridges since antiquity

Classical antiquity

Classical antiquity is a broad term for a long period of cultural history centered on the Mediterranean Sea, comprising the interlocking civilizations of ancient Greece and ancient Rome, collectively known as the Greco-Roman world...

, and was once called Insula Inter-Duos-Pontes which means "the island between the two bridges".