a few days in a civilization makes ya feel better to those eligible.ya can get a handicap card from any park ranger office entitleing ya to free entry and 50% off camping in federal parks /forest and a few other places by showing your paper work.during summer I go to core of engineers parks for $8.00 a nite WITH elec/water and access to showers.AC feels much better when your not paying to spin the meter.card is called America The Beutiful -its free and good for life and if over 62 ya can get one called golden age pass-its $10.00. get more info online if not near a ranger station.<br>