20 of the coolest places to retire in the world

  • ​Naples, Italy

    iStockphoto
    • Average cost of living: $776.65/person/month

    Naples is an enticing place to retire to permanently. The city offers cultural institutions like the National Archaeological Museum, where admission is about $9. Visitors get to see one of the world's finest collections of Greco-Roman artifacts, according to Lonely Planet.

    Nearby Sorrento is also a popular destination for mature travelers taking long-stay vacations to escape the winters and experience life like a local in apartment-style accommodations, according to Newell.