But 65 percent of those signs stayed in use during that entire time period -- things like lines, rectangles triangles, ovals and circles like we see here from the end of the Ice Age, at a 10,000-year-old site high in the Pyrenees Mountains.
Tapi 65 persen simbol-simbol itu tetap digunakan selama periode tadi -- seperti garis, persegi, segitiga, oval, dan lingkaran seperti gambar dari Zaman Es akhir ini, di situs berumur 10.000 tahun di ketinggian Pegunungan Pyreness.