Book a Sauna Make sure to check out our before you book info & FAQs if this is your first time booking a SWS session.For special events from sound baths to aufguss and Pirtis select visit our event page.VISIT US AT THE FRINGE BOOK 65 MIN SAUNA AT UNDERBELLY'S CIRCUS HUB AT THE FRINGE BOOK RITUALS @UNDERBELLY'S CIRCUS HUB AT THE FRINGE