It's even possible that the lines might have been created by an earlier and entirely different culture.

Their purpose however, was much different than that of other early cultures.

Such finds are changing the understanding of early human cultures.

There is evidence of the presence of a very early culture that goes back more than 10 000 years.

Many features of the early American cultures were based on maize.

Occasional stone tools remain as evidence of an early culture.

They shared in the Woodlands and earlier cultures of the region.

The same seemed true of the early cultures in Peru.

One point that would have been interesting to explore further was the influence of the academic community on the Internet's early culture.

On Earth the early cultures, not so far ahead of you, had a computer.