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You don't overcome it you allow for it.
rail roads nigg@!
To avoid obstacles. It was easier to go around an obstacle than to move it.
mountains, resarvoirs,roads etc
Yes, it is.
yes it is
Roads were poor, and there weren't any fast vehicle areound.
Yes all roads going in to Canada have a checkpoint.
The physical features of the land that would most likely slow traveler going west to Oregon in the 1800's were the rivers and mountains. Civilization has since brought bridges and roads through the mountains to speed up travel going west to Oregon.
by walking on roads and going everywhere
Physical weather is when the weather cause things like trees to overgrow on the sidewalk or when the roads start to get big cracks in it.
by going into the drains at the side of the roads and also by evaporation