Valyrian steel swords are some of the most valuable items in Westeros, and several are unaccounted for. Here's what we know ...

We sat down with Tommy Dunne to learn how he has designed and created all of the weapons for all eight seasons of HBO's "Game ... like a needle. It's quite a natural small little sword.

On this journey, Maisie Williams' character in Game of Thrones, Arya Stark, carries with her Needle, the trusty sword gifted to her by who she thought was her half-brother Jon Snow (Kit Harington).

3. Arya's sword turning up in an unlikely place. Arya on horseback, complete with Needle. Credit: youtube/gameofthrones/mashable composite We've saved the most interesting clue until last.