In this post, we share with you our happy discovery of Harvest Hosts. This is the best RV membership program we have found so far. Harvest Hosts is a program that connects you to a range of options for free overnight, pull-through stays with your RV. These places include wineries, golf courses, farms, breweries, distilleries, museums, and other unique locations. And they are constantly adding new locations. Most are in the USA, but there are also some in Canada.