nature

123456
Across
  1. 3. The fertile area of a desert where you can find water and plants
  2. 5. The mountain which is the highest in the world
  3. 6. People who like to tan naked or sunbathe without clothes
Down
  1. 1. These animals are the reason why we can’t swim in the Nile
  2. 2. The time of year when the lakes freeze
  3. 4. The state whose population is less than 1000 people