Sapphire Thermal
Sapphire Pool, located in Yellowstone National Park’s Biscuit Basin, is renowned for its brilliant blue colour, resembling a sapphire gemstone. The pool’s stunning hue is due to the clarity and purity of its hot, mineral-rich water. Originally named for its biscuit-like mineral formations, these were largely destroyed by an eruption in 1959. Today, Sapphire Pool remains a mesmerising attraction, captivating visitors with its serene beauty and vibrant colours amidst Yellowstone’s geothermal wonders.
Sapphire Thermal
Sapphire Pool, located in Yellowstone National Park’s Biscuit Basin, is renowned for its brilliant blue colour, resembling a sapphire gemstone. The pool’s stunning hue is due to the clarity and purity of its hot, mineral-rich water. Originally named for its biscuit-like mineral formations, these were largely destroyed by an eruption in 1959. Today, Sapphire Pool remains a mesmerising attraction, captivating visitors with its serene beauty and vibrant colours amidst Yellowstone’s geothermal wonders.







