We visited Northlandz about fifteen years ago and it was in sad shape. I wasn't surprised to hear it closed a while later. But I was surprised to hear that it has been cleaned up, touched up, and will reopen bigger and better.
https://www.goodnewsnetwork.org/man-pays-to-save-worlds-largest-train-set-to-the-public/
https://www.goodnewsnetwork.org/man-pays-to-save-worlds-largest-train-set-to-the-public/