考察一个旅程
找出从华盛顿州西雅图到路易斯安那州新奥尔良的路径，然后查询它的更多细节.
In[1]:=
trip = TravelDirections[{Entity[
"City", {"NewOrleans", "Louisiana", "UnitedStates"}],
Entity["City", {"Seattle", "Washington", "UnitedStates"}]}]Out[1]=
In[2]:=
DynamicGeoGraphics[{Red, Thick, GeoPath[trip]},
GeoRange -> {GeoPosition[{27, -86}], GeoPosition[{50, -127}]}]
