It looks like the Cheondogyo building is being renovated.

This bothers me. Why are the signposts for Anguk Station exits 2 and 3 so different in design?

Hanwha HQ gets a big orange ring that works its way upward, transforming the facade of the building.

Please remember that these photos are all copyrighted to me. If you want to use them in any way, there's a 90 per cent chance I'll give you my permission, and be able to give you a copy with a higher DPI.
Copyright Daehanmindecline 2017