The sauna at The Spa at Four Seasons Hotel Silicon Valley, in the city of East Palo Alto in the state of California is a clean and well-maintained amenity within their upscale spa facility. The spa experience includes access to a basic but functional sauna along with other amenities like a pool area with cabanas and food service. While the spa facilities are somewhat limited compared to other luxury properties, the sauna provides a traditional heat experience as part of the overall spa journey.