This week, investment firms filed their 13F forms and disclosed their long positions in stocks.

And as usual, one of the most anticipated 13F belonged to the Oracle of Omaha, Berkshire Hathaway's Warren Buffett.

Since everyone has been focusing on what Warren's been doing, we though we'd add something to the conversation and show you where he was doing it.

So what follows is a guided tour of the office Buffett's been in for 50 years.

You can just feel the magic.