Welcome to Ebb & Ember — Portland’s only floating sauna, sitting right on the Columbia River in North Portland. Our cedar sauna seats up to 10 guests and comes with access to our cold plunge, lounge deck, outdoor shower, and unobstructed river views. Whether you’re booking a social session or a private buyout for your group, every visit includes 1 hour and 45 minutes on the water. Heat up, cold plunge, decompress. This is the experience.