What does this Rebus Picture mean?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

A blonde put eyeliner on her head. Why?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

What does the below image rebus riddle means ?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

There is a jar in which there are two types of candies.
20 blueberries and 16 strawberries. You perform the following steps:
1) You take out two candies.
2) If the two candies are of the same flavour, you add a blueberry one otherwise, you add the strawberry one.

You repeat these two steps till there is just one candy remaining in the jar. Which flavoured candy will be left?

What does this rebus puzzle means ?