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"These northern-coast caves are known for guided walking tours amid dramatic underground formations that have names like Sleeping Giant and Mother Maria, set within a rugged landscape that one source described as having 'a lunar landscape that you have to see to believe.'" - 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