A update from Beau...
Beau could be swerving us. He could mean the USA. Lebanon, PA is right in the middle of Amish country and I'm sure they could find interesting things to to do there. It's also not too far from Philadelphia and the Hershey's chocolate factory/Hersheyland amusement park.
There's also a Lebanon in Oregon but it's a small town and I'm not sure what you would do there except go to other nearby cities. However, it is close enough for me to go to try to watch the filming, but I don't think the TAR Australia production staff would take that into consideration.
Me trying to report on the filming: