Fill in the crossword puzzle based on the clues provided.

Clues and Solutions:

1. New York is a BIG - millions of people live there. [6 across] [1 down]
2. There's a DESERT in my country - there isn't any water in it. [8 down] [2 down]
3. The New Forest is a PARK in the south of England. [3 across] [4 down]
4. Kefalonia is a very GREEN - it has a lot of trees. [5 across] [7 across]
5. Copacabana in Rio de Janeiro is a very POPULAR - a lot of people go there. [9 across] [3 down]

Answer: The filled crossword is not explicitly requested, but the answers to the clues are provided above.