Mods: Apologies if observations towers don't belong in this forum.
Site work has begun on the Iowa side of the river across from Omaha on the MidAmerican Energy Adventure tower. It is an observation tower with rock climbing walls, a rolling gravity powered coaster ride, and a tree top walkway.
Aerial image from
Grow Omaha Twitter
Renderings from
Council Buffs' City Website
Sitework on the right side of the photo: