The Cruce Aguas Abiertas Golfo Dulce event began on a sunny Saturday morning with the 1.5- and 5-kilometer races. On Sunday, swimmers will return to the water to cross the gulf in a 14-kilometer swim for the first time in the event's history.
A 14-kilometer marathon swim across Golfo Dulce will take place September 12. Twenty-year-old José Manuel Cullell swam across the gulf in early July to test the course.
A farmer who leads chocolate tours near Puerto Jimenez, whose family was uprooted from Corcovado to create the national park, says the park isn't protected enough.