The messages were encrypted once redditors got close.

一旦 redditor 接近，这些消息就会被加密。

But some redditors believe that the game is still afoot.

但一些 redditor 认为游戏仍在进行中。

These are 10 mysteries solved by redditors.

这些是 redditor 解决的 10 个谜团。