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

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

When it's bad luck to meet a black cat?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Can you Find and name the hidden bird in the picture below ?

A man is lying dead in a field where no one is around. His head is split open and his legs are disfigured. Near to him, there is an unopened package. No living organism can be found anywhere at the crime scene.

How did he die?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?