La Plata Beach in Vieques, Puerto Rico, on Friday, Jan. 16, 2026. Vieques, a 20-mile-long isle just east of Puerto Rico’s main island, has long attracted in-the-know travelers with its raw beauty and uncrowded beaches. (Erika P. Rodríguez/The New York Times) By LUIS FERRÉ-SADURNÍ Vieques, a 20-mile-long isle just east of Puerto Rico’s main island, has long attracted in-the-know travelers with its raw beauty and uncrowded beaches. Since Hurricane Maria crippled it in 2017, closing its only...