He finds the Yggdrasil in on office park. There are no Norns here, no serpent to gnaw at it's roots. There are only the skyscrapers the monuments of the modern age. The temples of gods that he can't hope to understand let alone touch. This was never their place. For all the titles that he had for all that Odin once was he has never been more then a shadow in this land and looking at the stunted shrub of the World Tree their World Tree he knows that Ragnarok has come and gone.
They've been dead for a long time. It's time they start realizing that.