Length of Suez canal vs the shortest it could have been?

Questions
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1

A map showing the Suez Canal is

IMG_0965.PNG.jpg
IMG_0965.PNG.jpg359×640 39.4 KB

Notice it is clearly longer that the shortest possible path!
How do we get the length of the Canal from WL, and how do we get the length if they made it as short as possible?

2

Short as possible with manual selecting:(Coordinates with Google Maps)

GeoGraphics[
{AbsoluteThickness[2], GeoPath[{GeoPosition[{31.056762033689704, 32.634629144047196}], 
   GeoPosition[{29.931398440792975, 32.56192925036115}]}, "Geodesic"]}]

GeoDistance[{31.056762033689704, 
32.634629144047196}, {29.931398440792975, 32.56192925036115},UnitSystem -> "Metric"]

(*124.954km*)