Fact-based Odd Places
After the Rain, Bolivia Gets the World's Biggest Mirror
The Salar de Uyuni is so flat that a thin film of rain turns it into a mirror 129 kilometres across, and when it dries, satellites use it to check their eyesight.
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Fact-based Odd Places
Chile Has Marble Caves Carved Out by a Bright Blue Lake
On the shore of Chile's biggest lake, the water has hollowed solid marble into chapels, tunnels and pillars with smooth swirling walls, and it has done it in only a few thousand years.
Fact-based Odd Places
The Philippines Has More Than a Thousand Hills That Turn Chocolate Brown
On the island of Bohol, well over a thousand round grassy hills rise from the fields like sweets on a tray, green for much of the year and brown as cocoa when the dry season comes.