Traveling with a person who has mobility limitations can be quite a challenge. Especially at the beach, a wheelchair, walker, or crutches can greatly limit the enjoyment of going out and sitting on the sand with family and friends. Our family travels with someone who needs to use a walker and who has balance problems on uneven surfaces. Sand is not his friend! We went on a couple vacations where we managed to help him on and off the beach with one of those chairs with the big soft rubber tires, but it was a lot of work. So we were ecstatic to discover that Fenwick Island, Delaware, has a free service that goes far beyond anything offered by the other beaches. Fenwick Island Beach Access Assistance will send a lifeguard in a Bobcat to pick up someone (and their beach gear) and take them to where you are set…