Double Helix

I know this is really old but I just stumbled across it when looking for double helix layout ideas and it just about made my brain melt.

If you haven't seen it, this guy put some serious hours into building this HO scale layout in his lounge room. Surely he must be single! lol

I dare anyone to try and count the rolling stock.  Read the Youtube comments for a good ROFL...

[Super]

Just amassing all those hopper cars is amazing. I didn't get a count on the hoppers but I did count 6 engines.