I was saddened to learn today that Dave Williams, the owner of Unreal Details, died in November 2021.  He created and sold the product Magic Water, a two part epoxy for creating water effects.  I found out when I sent an email today to the contact address because I wanted to show him photos of my successful river made with his product.  I immediately got an auto response that said that Dave had died in November, that the email was not being monitored and not to order any Magic Water.

I'm planning to build a 2-level HO layout.  I've read articles and seen videos about constructing a helix to connect the two levels.  I have not seen descriptions / photos / videos about how to conceal the helix with scenery; especially the finished results.  I guess I conceptually understand concealing it within mountain terrain.  However, my layout will not have mountains.  How can I conceal the helix?  Example photos and/or videos (both in-process and final results) would be especially helpful.  Also, I need advice about how to ma