<unk> <unk> <unk> <unk> <unk>  Passage: Named after the Holy Cross, its English name (Indefatigable) was given after a British vessel HMS Indefatigable. Santa Cruz hosts the largest human population in the archipelago at the town of Puerto Ayora, with a total of 12,000 residents on the island.Tortuga Bay is located on the Santa Cruz Island, a short walk from center of Puerto Ayora where you can view marine iguanas, birds, Galapagos crabs and a natural mangrove where you can spot white tip reef sharks and the gigantic Galápagos turtles.  Question: What was the name of the British vessel?
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