WEBVTT 00:02.000 --> 00:05.533 align:left position:17.5% line:5% size:72.5% -These fragments come from the Monte Alegre region, 00:05.533 --> 00:07.566 align:left position:15% line:5% size:75% in the heart of the Amazon, 00:07.566 --> 00:09.733 align:left position:12.5% line:5% size:77.5% where this art form was born. 00:09.733 --> 00:13.166 align:left position:47.5% line:5% size:42.5% ♪♪ 00:13.166 --> 00:16.800 align:left position:17.5% line:83% size:72.5% Reaching the area requires a 400-mile journey 00:16.800 --> 00:19.166 align:left position:35% line:83% size:55% upriver from the mouth of the Amazon, 00:19.166 --> 00:21.700 align:left position:22.5% line:83% size:67.5% and then a connection with one of the river buses 00:21.700 --> 00:24.033 align:left position:35% line:83% size:55% that travel to isolated villages. 00:27.600 --> 00:30.733 align:left position:15% line:83% size:75% Archaeologist Edithe Pereira has been making the trip 00:30.733 --> 00:33.200 align:left position:37.5% line:83% size:52.5% regularly for more than 10 years. 00:33.200 --> 00:38.066 align:left position:12.5% line:83% size:77.5% And each time, it's a journey back to Amazonian prehistory. 00:38.066 --> 00:40.066 align:left position:47.5% line:5% size:42.5% ♪♪ 00:40.066 --> 00:42.566 align:left position:22.5% line:83% size:67.5% The very first traces of human settlement 00:42.566 --> 00:44.733 align:left position:27.5% line:89% size:62.5% can be found here. 00:44.733 --> 00:49.533 align:left position:17.5% line:83% size:72.5% Drawings on the rock face that date back to 12,000 BCE. 00:49.533 --> 00:55.433 align:left position:47.5% line:5% size:42.5% ♪♪ 00:55.433 --> 00:59.033 align:left position:20% line:5% size:70% But these decorations, that have lasted millennia, 00:59.033 --> 01:01.333 align:left position:27.5% line:5% size:62.5% are now in danger. 01:01.333 --> 01:04.700 align:left position:12.5% line:89% size:77.5% -[ Speaking native language ] 01:09.066 --> 01:11.500 align:left position:15% line:5% size:75% [ Speaking native language ] 01:11.500 --> 01:15.333 align:left position:10% line:5% size:80% -The biggest problem here today is wasps. 01:15.333 --> 01:17.033 align:left position:27.5% line:5% size:62.5% [ Wasps buzzing ] 01:17.033 --> 01:22.400 align:left position:12.5% line:83% size:77.5% A type of wasp makes its nest very close to the paintings. 01:22.400 --> 01:24.366 align:left position:12.5% line:89% size:77.5% -[ Speaking native language ] 01:24.366 --> 01:30.366 align:left position:32.5% line:83% size:57.5% -And sometimes on top of the paintings. 01:30.366 --> 01:32.700 align:left position:22.5% line:83% size:67.5% -It's a very real risk for the paintings... 01:32.700 --> 01:34.666 align:left position:22.5% line:89% size:67.5% and for the scientists. 01:35.100 --> 01:39.233 align:left position:17.5% line:83% size:72.5% Several stings from these large insects can be fatal. 01:39.233 --> 01:41.300 align:left position:22.5% line:89% size:67.5% [ Buzzing continues ] 01:43.533 --> 01:46.500 align:left position:32.5% line:83% size:57.5% No loud talking or sudden movements. 01:46.500 --> 01:52.300 align:left position:47.5% line:5% size:42.5% ♪♪ 01:52.300 --> 01:54.533 align:left position:15% line:83% size:75% These are the only paintings in the area 01:54.533 --> 01:56.500 align:left position:15% line:83% size:75% that have been successfully dated, 01:56.500 --> 01:59.433 align:left position:22.5% line:83% size:67.5% and they are much older than was previously thought.