The
city
used
to
be
a
home
to
Teotihuacan
people
.
____________________
The
city
spreads
over
20
kilometers
.
____________________
Huge
temples
helped
Teotihuacan
people
to
track
time
.
____________________
The
pyramids
used
to
help
people
track
the
movement
of
the
stars
and
constellations
.
____________________
Weather
and
forests
helped
teotihuacan
people
to
guess
the
time
of
the
year
with
.
____________________
Tracking
the
stars
was
also
important
for
religious
holidays
and
rituals
.
____________________
Some
people
believe
that
Teotihuacan
people
constructed
their
city
according
to
the
location
of
constellations
.
____________________
The
Teotihuacan
disappeared
in
500
AD
.
____________________
Questions
to
think
about
(
explain
your
tutor
)
Why
do
you
think
Teotihuacan
people
disappeared
?
Where
could
they
go
?
