Wot, they never heard of the sextant? The theodolite? The astrolabe? Kite string?
The problem wasn't that the right technology didn't yet exist, the problem was that the scope of their knowledge was too limited, particularly for someone whose job it was to explore past the edge of the map and discover stuff.
They had that photograph of the site.
“...Unfortunately, without memorable landmarks or modern technologies, such as GPS, the researchers were unable to accurately record the exact geographical coordinates of the site,...
Wot, they never heard of the sextant? The theodolite? The astrolabe? Kite string?
The problem wasn’t that the right technology didn’t yet exist, the problem was that the scope of their knowledge was too limited, particularly for someone whose job it was to explore past the edge of the map and discover stuff.
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I can understand if it was an underwater shipwreck site and it shifted, but here ?
But since they got lost in the Jungle probably this is a good place to post an Anaconda Video