Time for Part 2 of find riddles: What are the best riddles you have heard/seen?

Possible brainliest

What is seen in the middle of March and April that can't be seen at the beginning or end of either month?

I love riddles, so here is a bunch

what happens once in a minute, twice in a moment, but never in a thousand years?

What is greater than God, more evil than the devil, the poor have it, the rich need it, and if you eat it, you'll die?

What has many keys but can't open a single lock?

Where can you find cities, towns, shops, and streets but no people?