We are trying to book a private shore excursion for St. Petersburg, Aug. 21 & 22, Regal Princess. Our only issue is that occaisionally, after walking for too long, my back hurts too much. For that reason when we go to the Hermitage, there are wheelchairs that you can borrow and I would like to save the possibility of using one, if need be. However, because of that, I cannot go on any of the group shore excursions and must book a private excursion. I wanted to know if anyone else would like to join us for a two day private shore excursion. That way we could share the cost and still hav