In this Travel Guide Costa Rica you will read important things to know for your trip.

Geographical Diversity:
Costa Rica boasts an impressive array of ecosystems, ranging from the misty cloud forests of Monteverde to the volcanic peaks of Arenal and the enchanting beaches of Manuel Antonio National Park, Guanacaste and Limón.
BIODIVERSITY:
Despite its size, Costa Rica harbors around 5% of the world’s biodiversity, making it a true paradise for wildlife enthusiasts. Explore the lush jungles to spot colorful toucans, playful monkeys, elusive jaguars, and vibrant tree frogs.
CURRENCY:
Official currency is Colón, USD Dollars and Euros are also accepted and you can use you Credit Cards and Internationals Debit Card in the 99% of stores.
LANGUAGE:
Official language is Spanish and you will find in every tourist places people that will assist you in English.
ELECTRICITY:
The standard outlet of Costa Rica electricity is 110 volts.
WATER:
The tap water in Costa Rica is safe to drink, however, in beach destinations is better to bring reusable water bottle.
MOBILE:
Cities and tourist spots have good phone signal and Roaming Services can be expensive, a pre-paid Sim Card could be a good option to have 7 days of WhatsApp, RRSS, Waze for $4 USD. See: Option 1 and Option 2.
EXCHANGE:
Official exchange is from BCCR and you can check it here, exchange in stores can apply extra fees, so is better to do it in the Airport or banks.

