Flipboard Science Desk<p>Archaeologists have fully mapped a series of ancient rock art in Venezuela and Colombia, including the world's largest monumental engraving, Live Science reports:<br><a href="https://www.livescience.com/archaeology/2000-year-old-rock-art-including-nearly-140-foot-long-snake-may-mark-ancient-territories-in-colombia-venezuela" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">livescience.com/archaeology/20</span><span class="invisible">00-year-old-rock-art-including-nearly-140-foot-long-snake-may-mark-ancient-territories-in-colombia-venezuela</span></a></p><p><a href="https://flipboard.social/tags/Archaeology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Archaeology</span></a> <a href="https://flipboard.social/tags/Hieroglyphic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Hieroglyphic</span></a> <a href="https://flipboard.social/tags/Colombia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Colombia</span></a> <a href="https://flipboard.social/tags/Venezuela" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Venezuela</span></a> <a href="https://flipboard.social/tags/Southamerica" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Southamerica</span></a></p>