Gwanghwamun
That thing is up for Buddha's Birthday.
Here's a view of the area immediately west of the Sewol hut.
This is the area that went viral.
And this is just a random property nearby that's being excavated I guess.
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 2021