"Erased because the point was near not on the building it described "
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: 2023-09-20T00:34:57Z
POI name: Arc de Trajan
POI types: historic-archaeological_site historic-ruins
#organicmaps android

"This building represents the ruins of the Roman capitol of Lambaesis. My Data comes from a visit by myself on site"
OSM snapshot date: 2023-09-20T00:34:57Z
POI has no name
POI types: historic-ruins
#organicmaps android

Unable to answer "What kind of memorial is this?" – 17 March 1945 (Memorial) – osm.org/node/4126454468 via StreetComplete 58.0:

Es handelt sich nicht um ein Denkmal, sondern ein Bildstock

"This building represents the Museum for the roman settlement of Lambaesis. The open area directly in its west is the museum's garden. Data has been verified by a visit of myself."
OSM snapshot date: 2023-09-20T00:34:57Z
POI name: متحف تازولت
POI types: tourism-museum
#organicmaps android

"Parking was removed for a pedestrian rampart"
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: 2023-09-20T00:34:57Z
POI has no name
POI types: amenity-parking
#organicmaps android

"This building represents the Mascula Gate of Timgad. the data has been verified with a visit of mine"
OSM snapshot date: 2023-09-20T00:34:57Z
POI has no name
POI types: historic-ruins
#organicmaps android

"This point represents the ruins of the arch of septimius Severus of the roman settlement Lambaesis. the data has been verified by a visit of mine"
OSM snapshot date: 2023-09-20T00:34:57Z
POI has no name
POI types: historic-ruins
#organicmaps android

"This point represents the ruins of a Roman bath of Lambaesis. The data has been verified by a visit of mine"
OSM snapshot date: 2023-09-20T00:34:57Z
POI has no name
POI types: historic-ruins
#organicmaps android

"This building is temporarily closed and not (yet) a museum. It belongs to the ministry of culture "
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: 2023-09-20T00:34:57Z
POI name: Musée
POI types: building tourism-museum
#organicmaps android

"This place is the garden of the Museum of Lambaesis. There are no excavations taking place."
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: 2023-09-20T00:34:57Z
POI has no name
POI types: historic-archaeological_site
#organicmaps android