Terme Čatež is a sprawling thermal resort located in Brežice, Slovenia, offering one of the largest aquatic complexes in the region. If you are looking for the best things to do with kids in Slovenia, this expansive water park resort is a standout choice, featuring both Summer and Winter Thermal Rivieras. 

Daily pool access depending on the day of the week and the season. Accommodation packages, which often include multi-day access to the pools and extra amenities. You should check the official Terme Čatež website to secure the most accurate 2026 pricing for your specific travel dates. It blends high-energy water play with relaxing spa facilities, making it an ideal destination for families seeking both adventure and comfort.

If you are looking for the best place for a day out with family and kids, Terme Čatež offers a massive 12,000 m² of thermal water surface that guarantees engagement regardless of the weather. With dedicated zones for toddlers, a wave pool for teens, and a tranquil wellness area for parents, it provides a comprehensive experience that caters to all age groups in one location.

Key Features

• Thermal Riviera: A massive dual complex consisting of the Summer Thermal Riviera (outdoor) and the Winter Thermal Riviera (indoor).
• Wellness Riviera: Nearly 1,000 m² of dedicated relaxation space, including a salt-steam bath, Turkish steam bath, and various saunas.
• Family-Friendly Accommodation: Options include the renovated Toplice Family Inn, various hotels, and the Terme Village, which offers apartments and mobile homes.
• Diverse Play Areas: Features include a pirate island, a 450-meter lazy river, a wave pool, and a dedicated 900 m² children's water park.
• Sports & Recreation: Onsite sports centre with facilities for basketball, tennis, and beach volleyball, alongside hiking and cycling opportunities along the Sava River.

Top 5 Highlights

• The Winter Thermal Riviera: This is the largest indoor pool complex in Slovenia, ensuring your holiday is never rained off. Families love the varied slides and the heated water that stays comfortable even in cooler months.
• Pirate Island: A themed play area that captures the imagination of younger children. It provides a perfect backdrop for adventurous water play and photos.
• The Wave Pool: A hit for teenagers and active adults, this pool recreates the excitement of the seaside with controlled, rolling waves.
• Lazy River: Spanning 450 meters, this is perfect for families looking to drift along together on inflatables. It offers a relaxing change of pace from the more intense slides.
• Wellness Riviera: Why parents love it: after a long day of supervising water play, you can retreat to the saunas or whirlpools for some well-deserved rejuvenation while the kids are in supervised play areas.