Opuntia (Prickly Pear) cacti on South Plaza island, Galapagos, UNESCO World Heritage Site, Ecuador, South America

galapagos islands ecuador cactus prickly pear cacti plant vegetation flora yacht boat vessel sailing ocean sea water turquoise blue sky sunny day shore coastline rocky island land nature travel tourism wildlife animal marine environment landscape scenic beautiful tropical exotic green white ship archipelago galapagos islands darwin charles darwin galapagos archipelago wildlife watching natural beauty wild wildness