Royal tomb

The royal tombs (王の墳墓) are the resting place to the many number of rulers, typically kings of the kingdom of Eurodon. According to legend and stories, the royal tombs are rarely within Eurodon, and scattered throughout Eurasia in order to allure away tomb robberying, so this is most likely the stire away such attempts. In reality, the tombs location and their mains of entrance is only known the King of Eurodon and they alone hold the knowledge.

The tombs themselves are not only located in Eurasia, there's been reports of unidentified tombs located all across Earth Land, especially on Ishgar, where glyphs and the language in the tombs are that of the Eurodonian language.