In context of overlay "Surfaces" – Cycle & Foot Path – way/1448417231 via StreetComplete 61.3:

Stairs + ramp

Attached photo(s):
https://streetcomplete.app/p/315202.jpg

In context of overlay "Bike paths" – Square de la Brigade Piron (Minor/Unclassified Road) – way/643386944 via StreetComplete 61.3:

One way southwards

In context of overlay "Surfaces" – Steps – way/1259373212 via StreetComplete 61.3:

This access doesn't exist anymore

Attached photo(s):
https://streetcomplete.app/p/315211.jpg

way/1167993467, way/1167993468 i way/1167993469 są otagowane jako ściany, a tak naprawdę jest to tylko wzorek na nawierzchni. Do usunięcia? Czy ma jakieś znaczenie historyczne?

In context of overlay "Bike paths" – Mainbrücke [St 2191] (Secondary Road) – way/443225105 via StreetComplete 57.3:

Cycle and pedestrian track continues southward on the eastern side of the road

In context of overlay "Bike paths" – Rue du Palais de Justice (Residential Road) – way/77889520 via StreetComplete 61.3:

Reverse direction of traffic = towards the river

Unable to answer "What kind of building is this?" – Building – way/225069320 via StreetComplete 61.3:

Doesn't exist?

Attached photo(s):
https://streetcomplete.app/p/315027.jpg

Steps

via StreetComplete 61.3

Attached photo(s):
https://streetcomplete.app/p/314423.jpg
https://streetcomplete.app/p/314424.jpg

New stairs

via StreetComplete 58.2

Attached photo(s):
https://westnordost.de/p/228090.jpg