means of accessing higher elevations will be available, yes…
the next big “to do” is save games… you can also take a look at the road map for a rough idea of where the team will be focusing their time… 
just going to toss in an official (related) quote:
Can we paint our own flags or emblems and place them buildings?
That’s a great idea which we want to support, but it’s a pebble… it’s the kinda thing where if we don’t have it you’d miss it, but you’re not going to be really pissed off, and then when it comes in you get happy. So eventually we will support that, but it’s not high on the list.
apologies, i thought i pulled that from some random date/time website… funnily enough, Sydney is listed in the date&time link i provided… 
the OP has been updated accordingly…