These musicians have taken their craft to the next level. These instruments are custom made to be large, twisty, or otherwise weird-looking. It's not every day that you get to see a guitar with dozens of strings , or a drum so big you need to stand on a ladder to play it properly. Why do people make these quirky instruments? You'd have to ask them yourself, but presumably they like to push the bounds of what's been created already, as well as produce some completely unique sounds from their new…