http://byways.org

The National Scenic Byways Program covers 150 memorable roads. Some are natural routes, such as Route 1 along the California coast. Others focus on history (such as Route 6) or man-made attractions (the Las Vegas Strip). For each, you are provided with a map, told the route's length and how long is allowed, and given detailed suggestions on sights and stop-offs.

www.oyster.com

This is the best website for reviews of hotels in US cities and resorts. The reviews are impressively thorough, covering locations, rooms, cleanliness, food and so on. Importantly, these are not promotional photos by the hotels, but more honest and real ones taken by inspectors. Search facilities are excellent From the 243 hotels reviewed in the New York, you can narrow down what you are looking for by locations, facilities and styles, or just pick out a selection of the best.

www.101 usaholidays.co.uk

This is the latest offering that features 101 holiday ideas to the USA. It's an impressively diverse selection, ranging from touring in the footsteps of Martin Luther King to a golfing break in Arizona and a cycling and wine-tasting trip in California's Napa Valley. Narrow down what you are looking for — whether by price, region, theme and who will be traveling — and then just the photos of the relevant holidays remain on view. It's a really clever design.

www.mousesavers.com

Walt Disney World in California can make dreams come true, but the price is not affordable for the majority of people.

So turn to long established Mouscsavers.com, dedicated to giving big discounts on tickets, hotels and dining at Walt Disney World. The website also offers general money-saving tips, suggestions for cheap and free stuff and brief coverage of other Florida and California theme parks.