A large number of bridges were built during the 12th century to improve the trade network.

Rural trade networks, however, have been a part of life since the 1950s.

These early people were well organized and had an extensive trade network with other tribes in Florida.

Their initial data shows how the site was organized, fitted within trade networks, and changed over time.

A way to survive until the trade networks take over.

Their trade network soon became profitable and they managed to make a fortune.

This trade network continued all the way into the classical era.

This discovery also shows that important trade networks were set up much earlier than previously thought.

For two centuries this trade network was the prime economic driver in the area.

Effectively, local producers are given a step up by being included in the fair trade network.