Mysterious stone spheres made by unknown people have been discovered in the Valle de Diquis area around Sierpe. See them first-hand to develop your own theory about their history.
Gold nuggets were discovered on Isla Violin of the Sierpe River. Go to see where a Gold Rush began.
animals
Animals are the main thing to see. The Osa Peninsula is home to at least 1/2 of ALL of the species that live in Costa Rica. Costa Rican wildlife includes:
Scarlet Macaws
Tayras
Peccaries
Monkeys
Blue morpho butterflies
Frogs
Snakes
Anteaters
Armadillos
Bats
Wild cats
Crocodiles
Deer
Manatees
Fish
Exotic squirrels
Exotic raccoons
Agoutis
Coatis
Sloths
Tapirs
Exotic Weasels