Ok, check my (in) sanity here with this itinerary before I run it by my wife -- who will surely rip it to shreds. :)
8/12 - Connecticut to Cleveland
8/13 - Cleveland to Chicago
8/13 - Chicago to Dyersville, Iowa
8/14 - Dyersville, Iowa to Des Moines, Iowa (State Fair)
8/14 - Des Moines Iowa, Sioux Falls, SD
8/15 - Sioux Falls, Sd to Badlands area (Rushmore, etc)
8/15 - Badlands area
8/16 - Badlands area to Devils Tower, Wyoming, Little Bighorn, Montana, Yellowstone
8/17 - Yellowstone, Grand Teton
8/18 - Yellowstone to Glacier National Park
8/19 - Glacier National Park
8/20 - Glacier National Park to someplace in central ID (suggestions)?
8/21 - ID to Salt Lake City, UT
8/22 - Salt Lake City to Arches, Canyonland
8/22 - Arches to Mesa Verde, CO
8/23 - Mesa Verde, CO to Rocky Mountain NP, CO
8/24 - Rocky Mountain NP to Lincoln, NE
8/25 - Lincoln, NE to Kansas City and St. Louis
8/26 - St. Louis to Lexington, KY (??)
8/27 - Lexington, KY to Gettysberg, PA
8/28 - Gettysberg, PA to Connecticut