Yeah, Chile has practically no continental shelf to speak of. Walk out about 200 feet and the coast drops about 8000 feet. This causes MASSIVE undercurrents and rip tides which makes the oceans in Chile impossible to swim in. Any person, no matter how fit, would not be able to survive those rip currents and return to shore. That's why they have that pool; to allow Chileans and tourists the oppurtunity to swim at the beach when its beach is unswimmable.
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