Riddle: I can be half without getting thinner. I can shine with no fire. I can be hidden but never taken. I can stay dry while moving the ocean. What am I?
Answer: The Moon.
Dry Water Riddle Meme with riddle and answer link.
Riddle: A trail, a union, together tied. Come across me and you will find, you cannot change the course I'm on, without me you can't travel on. What am I?
Answer: Railroad Tracks.
Union Trail Riddle Meme with riddle and answer link.