1 / 4   A woman holds a flag during the maritime flag day in la Apacheta, near El Alto, Bolivia, on Saturday. /VCG Photo

2 / 4   Bolivia claimed to have unfurled the world's biggest flag that stretched nearly 200 kilometers. /VCG Photo

3 / 4   Tens of thousands of Bolivians held the flag in a show of support for the country amid a maritime dispute with Chile. /VCG Photo

4 / 4   Bolivia has been demanding access to the Pacific Ocean that was lost to Chile during a war in the 19th Century. /VCG Photo