Answer:
Why is a river rich?
What is easy to get into, and hard to get out of?
What did the tourist say to a vampire?
Mr. Black lived in a Black house, Ms. Pink lived in a Pink house & Mr. Blue lived in a Blue house. Who lived in the White house?
I met a man on the London bridge, he tipped his hat and drew his name, in this riddle I told you his name. What is it?
By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around