What's your favorite mystery book or books?

[Morthoron]

Originally Posted by Nerwen

I'm quite keen on such Middle-Earth best-sellers as

Whatever Happened to Maglor?,
The Mystery of Gil-Galad's Parentage,

and

Glorfindel– Reincarnation or Copycat?

Do Balrogs have wings?

Why so few dwarvish women?

Why didn't Frodo just hop on an eagle and drop the ring in the Crack 'o' Doom?

Who is Tom Bombadil, and why does he dress like that?

Who is Goldberry, and couldn't she find a better looking mate?

Why does everyone in The Hobbit break into song at the most inopportune times?

Why does everyone in The Hobbit have a ready-made poem or song for every situation?

How did the Elves bypass 10,000 orcs to get to Helms Deep?

What happened to the two Blue Wizards, and how did the Valar run out of different colored robes to dress them in?

How did Earendel in a flying boat kill a giant winged dragon? Come on, you have to admit the visual appears silly.

Elros is a man, not a half-man, but Elrond is a half-elf, yet genetically he's mostly elf. Even more so are his kids.

It's a mystery...