A while ago I also saw the inside of the TARDIS when you click at the one at Earl's Court.
Secondly, in last week's "Sherlock" episode "The lying Detective" an eagle eyed fan found a postcard from "Torchwood" on the mantelpiece. Here you can see a screenshot: http://www.radiotimes.com/news/2017-01-14/did-you-spot-the-torchwood-easter-egg-in-sherlock
So of course I had to react to that! So I created this: