I have to play on a crt, my Nes experience isn't complete if I can't use the zapper.
I have this on my desk
and under it, on a nightstand, sits my Nes.
Here's my small collection:
Not counting the pirate cartridge inside my Famiclone, which has a few more. Including Wild Gunman & Hogan's Alley, again, love me some zapper games.