If your family loves to hit the road, caravaning around the UK and Europe, you may love to take a caravaning summer vacation to the scenic American West, to the states between the towering Rocky Mountains and the mighty Pacific Ocean. The UK pound has a good exchange rate and US gas prices are the lowest they have been in many years. Airlines are introducing extremely low fares between Europe and the US. The price of gas is currently at a national average of $2 per gallon. (0.37 GBP per liter) You may be surprised at how inexpensive your trip can be this year. Here are some tips to plan your once-in-a-lifetime trip.