Answer:
These are believed to be found at the end of rainbows
What has only two words, but thousands of letters?
Major or minor I can be, when you touch me make sure you that youβre on the right key.
Lots of them make up a word, And lots of words are in them. It's easy when you think about it. A while ago we stamped and mailed them.
Environmentalists want to keep this from drying.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.