There is something which is always coming but never arrives?

what does this picture(rebus) riddle means ?

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

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

What does does this rebus picture means ?

Which is the smallest number that you can write using all the vowels exactly once?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

Count the number of triangles in the given picture.

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

In which direction should the missing arrow point?