"Towering piles of pink conch shells rising from the sea off the island's southeastern tip—an arresting remnant of long-standing local conch consumption that also functions as an informal sustainability practice by concentrating discarded shells away from other habitats; boat tours combine visits here with snorkeling, swimming and sunning." - Carley Rojas Avila Carley Rojas Avila Carley Rojas Avila is a bilingual travel writer, editor, and content marketer. She is an expert on Latin America, the Caribbean, and Cuba, as she lived and worked in four different countries in that region. Carley founded the digital travel publications Loosely Local and Home to Havana. Travel + Leisure Editorial Guidelines