This one was hardly to be missed: This is the waste storage of the Timföldgyár Alumina plant in Ajka, Hungary that broke loose.
As a result the nearby towns of Kolontár and Devecser were flooded with a red toxic mud.
Nasa Earth Observatory has some recent satellite pictures on the site that show the extent of the spill.
A lot of good answers from:
- hhgygy
- Michael Kennedy
- Taliesin
- Stephen Hope
- Dennis S.
- LawnBoy
- Paul Franson
- Milosh, Serbia
- José Miguel Díaz
- Javier Abadia
- lardarz
- Carvas, Portugal
- Sarah G
- David Kozina
- Marlowe D
- ACG
- Neil
- Willem
- Andy McConnell
- Andy M, USA
- alyca
- 009_009
- ewen
- Sanghoon Han
- Steve Jaycocks
- Camargo, California
- Max_Power
-Hint-
- Ashwini Agrawal
- Pascal Gilbraith
- Michael T
- Andy Geoghegan
- Josh Muehe