I'd disagree, Vasco da Gama's voyage provided enough material for the background of an Homeric-style epic.Perhaps they are not interesting enough.
And 15th century Chinese in Africa? That's gold for me.
I admit however that it's less relevant for Anglo-Saxon audiences
Those are documentaries but thanks for the links.
Never seen. I saw one about Shackleton though."Lapu Lapu" about Magallan ( no you tube clip)
The film Scott of the Antarctic was not exactly a major production--it had John Mills in it, but it was one of those awful British 1950s pot-boilers.