Entrance to the Santo Tomas cave complex in the Vinales National Park, UNESCO World Heritage Site, Pinar del Rio, Cuba, West Indies, Caribbean, Central America

cuba viñales santo tomás unesco natural beauty limestone hills caribbean greater antilles national park tropical landscape adventure outdoor exploration cave systems heritage site biosphere flora fauna hiking eco tourism nature geology travel destination scenery summer tourist attraction biodiversity hiking trails mountains conservation caribbean culture geological formations exploration lush forest rock formations cliffs wildlife natural wonders scenic views cultural heritage historical site nature lovers green vegetation winding trails picturesque views tranquil environment entrance