The Calypso Deep is the lowest point in this body 
The Calypso Deep is the lowest point in this body of water, and Strait of Bonifacio separates two of its larger islands. This sea contains the Balearic Islands, and the Ebro and Rhone rivers flow into it. This sea is connected to the Black Sea via the Bosphorus Strait and to the Atlantic by way of the Strait of Gibraltar. Extensions of this sea include the Aegean and the Adriatic. Containing the islands of Sardinia and Sicily, this sea forms the coastlines of Libya and Algeria. For 10 points, identify this large sea sandwiched between north Africa and Europe.
The Calypso Deep is the lowest point in this body of water, and Strait of Bonifacio separates two of its larger islands.
{Mediterranean} Sea [accept {Ionian} Sea until “Bonifacio” is read]