also explore under water to find buildings
and relics from earlier cultures.
In ancient Rome,
it was a mark of status to be buried by a busy road, where
passers-by could stop and read the tombs inscription.
This was thought to give the dead person a certain
measure of immortality.
The coins found
at archeological sites help historians understand
the trade and economic patterns of ancient cultures.
often use dental picks and cotton swabs to scrape away
dirt and clay from coins, bones, pottery, and
By analyzing differences in embroidery,
color, and design, archeologists
can sometimes identify the village in which
an item of clothing was made.
Evidence about grid plans for cities, ceremonial
avenues, apartment compounds, and plaza structures has
led archeologists to think that the several
early cities from the Basin of Mexico resemble the ancient
Aztec city of Teotihuacan.