Pink Lake in Esperance, Western Australia, turns blue, while Lake Hillier becomes brown due to flooding.

Esperance, Western Australia, is known for its vivid lakes: Lake Hillier, which is usually pink, is currently brown due to flooding. Pink Lake in Esperance town has been blue since 2017. Most lakes have dried up, leaving shimmering grey and pearl-colored indentations. Tour operators hope for the lakes to return to their original colors.