Anguilla topped Virtuoso’s Caribbean holiday travel ranking and placed third globally, thanks to its white-sand beaches, upscale accommodations, and laid-back island atmosphere.Scenic view of Little Bay Beach, Anguilla.Credit: cdwheatley/Getty ImagesWhite-sand beaches, waterfront restaurants, and warm Caribbean weather have long made Anguilla a popular choice for travelers seeking an escape from cold temperatures. However, new holiday data from …