Higher fuel prices should not alter your RV fun. Todays fuel crisis looks nothing like that of the 1970s, when inflation was a dirty word and pump lines stretched for blocks. The I word is hardly used (thanks to low interest rates), and gas stations are eerily vacant, with many avoiding stops at the pump for fear of emptying bank accounts.
How this situation will affect your travel plans remains to be seen, but there are ways to enjoy a trip and still manage to save.
Once again, the Internet proves to be a great resource for budget-conscious travelers. Check out these online resources and see which works best for your proposed route. This also works in your home town.