The Altar

Explore The Altar in Manhattan: community sauna, cold plunge, guided classes and self-paced Open sessions. No membership needed; book with the operator.

The Altar at 122 Fifth Avenue centers its communal sauna experience on The Atrium: a sauna, cold plunge suite and gathering area. Public visitors can choose a class or a self-paced session without joining a membership. Choose your session Guided sessions start at 60 minutes and can combine aromatherapy, breathwork, light movement, Aufguss techniques and music. Open sessions start at 75 minutes and let guests move at their own pace, with a guide present for support. Dedicated quieter sessions are offered during the week. What to bring Bring a bathing suit. The Altar provides towels, shower amenities, tea and water.

Listed amenities: Cold plunge, Showers, Guided sauna rituals, Social sauna sessions.

Listing type: Community sauna. Access: Reservation. Cold plunge: Cold plunge suite within The Atrium. Choose a Guided or Open Atrium session on The Altar website. Everyone can book; no membership is needed. SaunaShare records this listing as editorially reviewed by SaunaShare. A listing label describes where the information came from, not the quality of the sauna. Listing details were last reviewed on October 13, 2026.

SaunaShare does not process bookings. Confirm current hours with the operator, and book with them.

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