There are many geyser areas North of Old Faithful area. There is where I spent my last hours in Yellowstone. I think the next photos are self explanatory and not much rests to be said about this wonderful place Yellowstone is. Therefore, I left you alone with my shots ;)
Black Sand Basin:
Fountain Paint Pots and Lower Geyser Basin:
Firehole Lake Drive:
After that, it was around 6.30 pm and I was more than 22h away from Pasadena!! I started my way back... quite a LONG way!