Notably, every 18.6 years, during the northern lunar standstill, the moonrise is aligned with the sites two rock pinnacles, as well as during the summer and winter solstices, and the fall and spring equinoxes.

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Relaxing in the lagoon, surrounded by steam, snow (in the winter) and black mountains of lava rock, is a breathtaking and uniquely Icelandic experience.

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The thermal mass of the overhanging rock creates a natural thermal modulation between summer and winter.

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You will quickly discover what the locals have known for centuries: the tuff rock keeps rooms cool in summer and warm in winter.

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