Underwater Archaeology is that
branch of the regulation and science of
Archaeology that is practiced under water,
either by archaeologists outfitted with breathing
equipment or by the remote control of machines.
Strictly, this means archaeology under water,
which is the main discipline of maritime
Archaeology of the Americas is
the learning of the archaeology of North
America, Central America (or Mesoamerica), South America and the Caribbean,
which is to say, the pre-history and Pre-Columbian history of Native American peoples.