1 maio 800 ano antes da era comum - Smoke Signal
Descrição:
one of the oldest forms of long-distance communication. It is a form of visual communication used over long distance. In general smoke signals are used to transmit news, signal danger, or gather people to a common area.This was used to signal neighbouring
Adicionado na linha do tempo:
Data:
1 maio 800 ano antes da era comum
Agora
~ 2826 years ago
