Street drinking is now banned in four notorious party zones in Mallorca and Ibiza, two Spanish islands known for beach holidays and raucous parties, in an effort to tame anti-social behaviour by sun-seeking tourists. The new measures entered into force on Saturday following the publication in the Official Gazette, after the government of the Balearic Islands had announced the ban on Friday. This means four notorious party zones, like Mallorca’s Playa de Palma, will have public drinking bans on stretches of beaches and public property. Holidaymakers and locals who are caught with an open contai…