Some ideas so far

Subterrain, idea by Andrea Goodwin, Creative Road Art Projects
This image depicts an experimental contemporary art space located under the expressway on the CBD river’s edge.
Frog's Hollow Civic Space, idea by FORM
Brisbane City Super Canopy, idea by Urbis
Subterrain, idea by Andrea Goodwin, Creative Road Art Projects
Seasonal River Pool, idea by Urbis
Gabba Plaza, idea by CUSP
Green the Queen, idea by ARIA/Urbis