Tower: A Mysterious Sudoku Tower, What Does it Hold?

Today's Puzzle:

Enter this mysterious tower with caution! It really is hard to name favourites as we've had such a good run of incredible puzzles recently. There is no doubt this is absolutely stunning though!

Link to Play Along:

Tower by MQ-9 Reaper2 http://tinyurl.com/SuokuSleuthTower

Rules:

Normal sudoku rules apply Digits on thermometers strictly increase from bulb to tip