- Smoke signals were one of the oldest forms of communication over long distances.
- Many Native Americans used this traditional method.
- Warriors often lit fires to show other tribes that they were in the area, inviting them to parley and trade.
- The signals were created by controlling smoke with a blanket.
- As they had to be easily visible, fires were usually lit on high ground.
- The senders and receivers needed to develop their own code so that messages could not be interpreted by an enemy.
- Smoke signals could be sent in different shapes – round, spiral, zigzag, or straight lines.
- When there is no other communication available, smoke can relay the following information:
- The Boy Scouts of America are still taught this survival skill for use in an emergency.