What are Qanats?
Qanat are underground water channels developed during ancient times to carry water using gravity via a gentle downward slope.
Where is the Only Area in Europe Where no Borders Exist?
Lake Constance’s shoreline touches three different countries: Germany to the north, Switzerland to the south and Austria at its eastern end. The water body itself contains no borders since there is no legally binding agreement between the three countries.
Where is the World’s Largest Salt Flat?
The Salar de Uyuni in Bolivia, is the largest salt flat in the world.