As time permits, I'll fill in the holes... (#29)
Alabama
1) US Rocket and Space Center, Huntsville
2) USS Alabama, Mobile
Alaska
Arizona
1) Antelope Slot Canyon, Page
2) Hwy 191 at the NM border
3) Grand Canyon
Arkansas
California
1) Hwy 49, South from Placerville
Colorado
1) The Million Dollar highway
2) The Black Canyon, Gunnison
3) Rocky Mountain National Park
4) Houses clinging to the sides of the gully made of car hoods, windshields, Ward
5) North Clear Creek Falls Highway 149, near Creede and Lake City
6) Bridal Veil Falls, Telluride
7) Bear Creek Falls on The Million Dollar Highway, near Ouray
8) Cascade Falls, Ouray
9) Box Canyon Falls, Ouray
10) Engineer and Cinnamon Passes, between Lake City and Ouray
11) Maroon Bells Lake
12) IH 70, West out of Denver to Utah
Connecticut
1) Mystic Seaport, Groton
District of Columbia
Delaware
Florida
Georgia
Hawaii
1) Hana Highway, Maui
2) The Pipeline, Oahu
Idaho
1) Henry's Fork of the Snake River - Water bubbling out from rocks/trout
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
1) MacLeod's Restaurant, Bucksport. Best tomato bisque soup
2) Jean Lafitte National Refuge
3) Lake Fausse Pointe
4) Main Street, New Iberia
5) Downtown area, Nacotoches
6) A drive through St. Martinsville
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
1) Battlefields, Vicksberg
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
1) Enchanted Loop, Northern NM
2) Carlsbad Caverns
3) Cumbres & Toltec train ride, Chama
New York
North Carolina
1) Lumber River Paddle, SE NC
2) Blue Ridge Mountains
3) The bald dome/waterfall, Stone Mountain State Park
North Dakota
Ohio
Oklahoma
Oregon
Pennsylvania
1) Gettysburg Battlefield, Gettysburg
Rhode Island
South Carolina
South Dakota
1) Mt Rushmore, Keystone
Tennessee
1) Jack Daniels Distillery, Lynchburg
2) American Museum of Science and Energy, Oakridge. Where the a-bombs were built
3) Bear Butte, just outside Sturgis
4) Hwy 441 between Gatlinburg, TN and Cherokee NC
5) Little river road off 441, outside Gatlinburg
6) Smokey Mountains
Texas
1) The Alamo, San Antonio
2) The Lexington, Corpus Christi
3) The Beach, Port Aransas
4) 1877 Ship Elissa/Sea Wolf park, Galveston
5) Big Bend National Park
6) Davis Mountains loop
Utah
1) The Narrows, Zion NP
2) Angel's Landing, Zion NP
3) Dead Horse Point State Park, Moab. Spectacular views
Vermont
Virginia
1) Tangier Island, in Chesapeake Bay - Mrs. Crocketts Crab Cakes
Washington
West Virginia
Wisconsin
Wyoming
Misc:
1) OK to AR Tilamena Skyway Hwy 71 to 7 The Ozarks