Thermas dos Laranjais: Brazil’s Record-Breaking Water Park

November 6, 2026

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by tz

Thermas dos Laranjais is a water park in Olímpia, a city in the interior of São Paulo state, Brazil. Opened on November 7, 1987 under founder Benito Benatti, the park fills its pools with naturally warm water year-round, helping turn the once-small city into a tourism destination nicknamed “Brazil’s Orlando.”

With more than 55 attractions spanning relax, radical, family, kids, and sports zones, Thermas dos Laranjais welcomes upwards of two million guests every year. That volume has made it the most-visited water park in Brazil and Latin America, and it regularly ranks among the most-visited water parks on the planet.

Stats at a Glance

  • Location: Olímpia, São Paulo, Brazil
  • Operator: Founded by Benito Benatti
  • Opened: November 7, 1987
  • Size: About 300,000 square meters
  • Annual Visitors: More than 2 million
  • Attractions: More than 55
  • Signature Attractions: Water slide complexes, lazy river, artificial beaches

The Ride Experience

Thermas dos Laranjais packs more than 55 attractions into its grounds, grouped into relax, radical, kids, family, and sports zones. Guests can tackle multi-slide towers, drift along a lazy river, or cool off at one of the park’s artificial beaches built to mimic coastal shorelines far from Brazil’s actual coastline.

The park’s warm-water pools set it apart from typical water parks, since the water stays comfortable even on cooler days, letting Thermas dos Laranjais stay open and busy throughout the year rather than closing for a winter season.

A Global Water Park Powerhouse

Thermas dos Laranjais’ pools are fed by naturally heated groundwater associated with the Guarani Aquifer, one of the largest underground freshwater reserves in the world, which is what allows the park to run year-round without the heating costs typical of other climates.

The park’s visitor numbers have repeatedly placed it among the top-ranked water parks worldwide by annual attendance, and its success helped spark a broader thermal-tourism boom in Olímpia, where several other heated-water parks and resorts now operate nearby.

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Thermas dos Laranjais FAQs

Where is Thermas dos Laranjais located?

It’s in Olímpia, a city in the interior of São Paulo state, Brazil, several hours northwest of the city of São Paulo.

When did Thermas dos Laranjais open?

The park opened on November 7, 1987, founded by Benito Benatti.

Why is the water warm at Thermas dos Laranjais?

The park’s pools are filled with naturally warm water drawn from underground sources linked to the Guarani Aquifer, which lets it operate comfortably year-round.

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Photo: MARCO AURÉLIO ESPARZ… / CC BY-SA 3.0, via Wikimedia Commons.

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