In context of overlay "Buildings" – Building – way/887557333 via StreetComplete 61.3:

Where the salting and plows are kept?

Unable to answer "Who may camp here?" – Camp Conestogo (Campground) – way/1197157109 via StreetComplete 61.3:

Day camp for children

Unable to answer "How is this power line attached?" – Power Pole – node/12310354559 via StreetComplete 61.3:

Not any of these options

Unable to answer "What kind of memorial is this?" – McCrae (Memorial) – node/984504401 via StreetComplete 61.3:

All the paths are like this. There is a plaque as well

Attached photo(s):
https://streetcomplete.app/p/308603.jpg

Unable to answer "What’s the weight limit here?" – on bridge: Gow's  Bridge (Residential Road) – way/35508503 via StreetComplete 61.3:

Can't find a sign