Some riddles in English. Can you guess them?

Definition of a riddle: "A question or statement intentionally phrased so as to require ingenuity in ascertaining its answer or meaning".

What can travel around the world while staying in a corner?
What has an eye but can not see?
What gets wetter and wetter the more it dries?
What kind of room has no doors or windows?
Which creature walks on four legs in the morning, two legs in the afternoon, and three legs in the evening?
Which word in the dictionary is spelled incorrectly?
If you have me, you want to share me. If you share me, you haven't got me. What am I?
How many of each species did Moses take on the ark with him?
He has married many women, but has never been married. Who is he?
Take off my skin - I won't cry, but you will! What am I?
What occurs once in every minute, twice in every moment, yet never in a thousand years?
Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?
What has four eyes but cannot see?
What start with a "t", end with a "t", and is full of "t" ?
What types of words are these: madam, civic, eye, level?