Imagine a still night, no wind, and a mirror perfectly reflecting the night sky at your feet. That’s what photographer Xiaohua Zhao came across while shooting in the world’s largest salt flat, the Salar de Uyuni of Bolivia.
Salar de Uyuni, Bolivia "During the rainy season, the world’s largest salt flat becomes the world's largest mirror. The Salar was born when several prehistoric lakes joined into one. The salt flat is so reflective, it’s used to calibrate satellites.