Between my dad and I we have a lot of cameras. I'm on a bit of a slow phase with taking pictures at the moment. But when I really get back into it, I have a lot of options.
The two I enjoy using most are my first camera - a Pentax MX (a lovely tiny little SLR) - and the Pentax 67 I bought a few years back. That one's a giant of a camera. And it's beaten to hell. A natural relic, brassed and with missing coverings in some places. Makes beautiful images if you use it right and is also useful for hand-to-hand combat should the need arise. That Pentax 67, Fuji Velvia 50, a 45mm super-wide lens, and a stout tripod and I'm in photography heaven. Here's an example from the Drakensberg last year:
And here's the old gal with all her giant lenses: