Mayans.
Egyptian
The basic structure is intact. Its covering of limestone sheeting has been pillaged for buildings in nearby Cairo.
Tuts grave was a long forgotten hole in the ground. That's why it survived intact. Furthermore, no remains have ever been found within the Pyramids at Giza.
In the Niigata earthquake in Japan, there was a wide range of styles of structure collapse and survival. On Google there are assembled a good set of photos from various sources. Note particularly the group of medium rise housing. Some blocks are intact, some are structurally sound - apart from lying on their back that is! And some in between. The bridge photos show 'progressive collapse' quite well.
The dome survived but not intact so it was never taken down and now it serves for the people to see a damage builduing but with the park it must mean that there is a happy ending.
Thanks to the Film Preservation Society there are a few that have survived intact, one of the first versions of Joan Of Ark being one of them.
Any bomb will damage buildings in close proximity due to the air pressure wave that accompanies the blast front. However, a neutron bomb, which was developed in the sixties, uses a low yield explosion to release a wave of deadly radiation which kills living things, but leaves the remaining buildings relatively intact.
Intact is correct.
Intact Insurance
Make sure the drawer stays intact! Don't break anything, when I get back it better be intact. The house better be intact when I get back!
Thutankahmun's
Despite the long fall, the toy was still intact. She had kept the room intact, exactly as he left it.