Ceiling Collapses At The Portland Art Museum VISUAL Posted: September 9, 2019 9:01 am Nobody was injured and the Art Museum says no artworks were damaged. 6 chairs and a table were lost. It says engineers examined the third floor room and the rest of the Mark Building and found no structural safety issues. – KXL Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to email a link to a friend (Opens in new window)