Seven thermal mineral pools in the Orosi Valley (34-39°C, 93-102°F), easy drive from San José with day and night passes. Trails and farm visits too.

Luxury Arenal resort hot springs with a two-day day pass. Arrive after 8:00 AM and soak until 10:00 PM, 20 minutes from La Fortuna. Views of rainforest.

Rincón de la Vieja riverside hot springs with 10 pools, volcanic mud area and two suspension bridges. Access via Hacienda Guachipelín. Bring sandals.

Naturally flowing thermal river and pools at Arenal. Day passes available, lockers and showers on site, 20 minutes from La Fortuna by road. Rainforest setting.

Small, quieter hot spring complex near Arenal with timed entry and dinner options. About 10 minutes from La Fortuna, reserve ahead in peak season.

Big La Fortuna hot springs park with many pools, swim-up bars and slides. Easy taxi ride from town, good choice for families. Lockers on site too.