The volcano mount Teide appears in the background on Tenerife, Canary Islands, Spain, Dec.11. The 3,718-meter (12,198 ft) summit is the highest point in Spain.
The volcano mount Teide appears in the background on Tenerife, Canary Islands, Spain, Dec.11. The 3,718-meter (12,198 ft) summit is the highest point in Spain.
Cannot remember if it was in the Canary islands that a travel programme showed someone pouring water into a hole and within minutes hot steam shoots up…