I'm always amazed at how fast the outer shell of a building gets framed, it always makes the rest of the construction of it seem so slow.
Here is a new multi-plex (I think it will have six units) under construction. The first photo is from June 13th, looking at the floor from the front of it from up on the mountain:
Next photo is from June 22, looking at the back as the side walls go up:
June 24 from the front:
June 27 from the back: