I Irv S New member Jan 22, 2010 #2 1. Waterways marked travel routes. 2. Water available for irrigation supported/limited agricultural societies. 3. Waterways were, for a long time, the best/only routes for transport in bulk.
1. Waterways marked travel routes. 2. Water available for irrigation supported/limited agricultural societies. 3. Waterways were, for a long time, the best/only routes for transport in bulk.