What goes through a door but never goes in. And never comes out?

What goes through a door but never goes in. And never comes out?

Other Difficult Riddles

By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around

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Dies half its life. Lives the rest. Dances without music. Breathes without breath.

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Not born, but from a Mother's body drawn. I hang until half of me is gone. I sleep in a cave until I grow old. Then valued for my hardened gold.

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What can bring back the dead. Make us cry, make us laugh, make us young. Born in an instant yet lasts a life time?

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What asks but never answers?

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Riddle of the Day

Mar 17, 2026

If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?

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