Natural boundary between a coastal plain and plateau. Cities were built in these locations throughout the US due to the access to the rivers *mainly due to transportation of people and goods,

Answer 1

as well as fertile land for agriculture. The combination of these factors made these areas ideal for settlement and economic development. Some examples of cities built in these locations include Wilmington, North Carolina; Savannah, Georgia; Mobile, Alabama; and Baton Rouge, Louisiana. These cities prospered as commercial hubs due to their strategic locations along rivers, which provided easy access to trade routes and markets. Additionally, the flat, fertile land in these areas supported the growth of crops such as cotton, rice, and tobacco, further contributing to the economic prosperity of these cities.