I've seen this in person and it's magnificent, and is actually just one small part of an entire indoor miniature railroad (the largest in the world). The miniat

I've seen this in person and it's magnificent, and is actually just one small part of an entire indoor miniature railroad (the largest in the world). The miniature railroad scales the entire inside of the building across multiple floors, and there's even a day-night cycle so you can see the incredibly detailed nighttime lighting. Highly recommended.