I found what I believe to be a star wars reference in Bleakcoast Cave : r/skyrim
Horker Hunter's Camp | Elder Scrolls | Fandom
Bleakcoast Cave | Elder Scrolls | Fandom
Fact #184 In Skyrim, in Bleakcoast cave there's a skeleton hanging upside down from the ceiling. Below the skeleton is a glowing sword. This is referencing Star Wars Episode V, when Luke