It is 75 miles.
Straight line distance: 744.87 km, 462.84 miles, 401.93 nautical miles.
About 55 miles in a direct line, between 65 and 70 miles driving distance.
No. Minimum distance between Delaware and Mexico is of 2559 kilometers (1590 miles) on a straight line.
2181.013 miles or 3510.000 km, in a straight line.
Too vague. There is a McGlynn's in Dover. So technically speaking, you need only to have functioning eyes and an ubobstructed line of sight. I suspect that both are commonly found among McGlynn's customers.
Maryland and Delaware share a border so it is theoretically possible to be standing in both states at once.
The distance is 1576.3 miles or 2536.9 km
If you measure the straight line flight distance ("as the crow flies"), the total distance from Dover to Calais is 3,682 miles or 5,925 kilometers. This is equivalent to 3,199 nautical miles.
10,101 straight line miles. (16,256 km)
The distance in a straight line is 869 miles (1398 km).
32"
Distance between both cities is 2,366 kilometers (1,470 miles), straight-line.