The body of water located west of Italy is the Tyrrhenian Sea. This sea is part of the western Mediterranean and is bordered by several Italian regions, including Lazio, Tuscany, and Campania. The Tyrrhenian Sea is known for its picturesque coastlines, charming islands like Capri and Ischia, and historical cities such as Pisa and Naples. It is a popular destination for tourists seeking sun, sea, and cultural experiences, as well as for its rich marine biodiversity and favorable sailing conditions.