declare -a geoInfo # declare an array

cat /tmp/loc.txt |while read line; do 
  geoInfo[${#geoInfo[@]}]="${line}"  # set new element to ${line}
  echo "(${line})" # confirms ${line} is as expected. fine.
done

echo "${geoInfo[0]}" # blank. Why?
echo "${geoInfo[1]}" # blank. Why?