Update: 6/5/19

Update: 6/12/19

Update: 6/19/19

Update: 6/27/19

Update 7/1/19: Subway archways, riverbank, more earth geology.

Update 7/16/19: Back to building.

Update: 8/5/19

Update 8/6/19:

Update 8/15/19: Improvisation.