Answer:
A man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?
What does a WW1 Trench, A Submarine and a Popular Phone App all have in common?
What goes up but never comes down?
A hole in a pole, though I fill a hole in white. I'm used more by the day, and less by the night.
It is a path of cow juice spread across the sky but cannot be seen by the naked eye
If lightning strikes an orchestra who is the one most likely to get hit?