From Columbia S.C. to Trenton N.J. is + or - 650 miles depending on the route.
Rt 77 all the way down to rt 81 to 78 no lights ant speed limit is 65 or better. Smooth and shorter. Nice mountain views. And vice versa.
wormhole
The route with the shortest driving time is about 115 miles.
The Panama Canal is the shortest route.
From Beijing, the capital of China, it is 7225 miles to Columbia, the capital of South Carolina. That's the shortest "great circle" route. It will be further if you have to plan a specific trip through airports and other cities. See related link
Take I-65 SOUTH to NASHVILLE.
I-95 South
The shortest route between South America and Africa would have you leaving from the nation of Brazil. Brazil remained a Portuguese colony until 1808.
www.mapquest.com will provide the best route.
Tennessee, Georgia, South Carolina, North Carolina.
464 miles. I-70 West to I-57 South to I-55 South
I-95 south to Jacksonville I-75 south to Tampa
Georgia or North Carolina depending on the route taken.