"closed many years ago according to the info guy in the Parliament"
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2025-01-21T15:15:53Z
POI name: Muzeul Costumelor Populare din Romania
POI types: fee-no tourism-museum
#organicmaps android

"closed on Tuesdays according to the info guy in the parliament"
OSM snapshot date: 2025-01-21T15:15:53Z
POI name: Muzeul Național de Artă Contemporană
POI types: fee-yes wheelchair-yes tourism-museum
#organicmaps android

"There are two levels at this location. The toilets are located on the lower level which is towards the sea front. Ergo one has to be downstairs to access them. Organic maps had me go upstairs."
OSM snapshot date: 2025-01-21T15:15:53Z
POI name: Muelle uno
POI types: fee-no wheelchair-yes amenity-toilets
#organicmaps android

"Some kind of closed pavilion"
OSM snapshot date: 2024-09-04T00:27:27Z
POI has no name
POI types: amenity-shelter
#organicmaps android