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While many crater lakes are deep within black volcanic rock, the rock around the colorful Kerið Lake in Iceland is a mix of red, brown, and pink. The 3,000-year-old crater sits within the tourist route known as the Golden Circle.

Kerið, Iceland While many crater lakes are deep within black volcanic rock, the rock around the colorful Kerið Lake in Iceland is a mix of red, brown, and pink. The crater sits within the tourist route known as the Golden Circle.