<prompt> Translate the following text to EnglishFeri au hydrofoils kuondoka kutoka Naples, Sorrento, na Positano na Amalfi katika miezi ya majira ya joto tu kwa ajili ya kisiwa hiki fabled 10 sq km 4 sq maili ukubwa.  <response>: Ferries or hydrofoils leave from Naples, Sorrento, and Positano and Amalfi in the summer months only for this fabled island 10 sq km 4 sq miles in size. 