I always follow my brother but you cannot see me, only him. You cannot hear him but you can hear me. What are we?

Answer: Thunder & Lightning.

More Difficult Riddles with answers

More Difficult Riddles

I always run but never walk, I sometimes sing but cannot talk, No head on which a hat to place, You always look me in the face.
I am a good state, there can be no doubt of it; But those who are in, entirely are out of it.
I am a perching barrel, filled with meat, Taking hits from leaps and dives. Look inside, but do not eat, The meat in there is still alive! What am I?
I am a precious little thing, dancing and eating all the time. Watch me from a distance, so you can feel my warm and gentle love. But don't come to close or my next meal you could be!
I am a three digit number. My tens digit is five more than my ones digit. My hundreds digit is eight less than my tens digit. What number am I?
I am always in front of you, but you will never see me. What am I?
I am believed to be only one dimensional, and tinier than anything can be, and there are many who say that I am the basis of all that we see. What am I?
I am cracked by Indiana Jones. What am I?
I am four times as old as my daughter. In 20 years time I shall be twice as old as her. How old are we now?
I am nothing but holes tied to holes, yet am strong as iron.
I am nothing really at all, Yet I am easily found; Ignore me at your own peril, and you might end up crowned!
I am round as a bowl, deep as a tub, but all the world's water couldn't fill me up.