Unable to answer "Do you have to pay to park here?" – Parking Lot – way/132605474 via StreetComplete 60.0:

private lot

Not accessible to the public.

To the south of this mark, this dotted line is fenced off for a private business and is not accessible to the general public, so it should not be included in Wandrer for cyclist riding.

may be shaft 17 or 17.5
page 179 https://s-media.nyc.gov/agencies/lpc/arch_reports/820_B.pdf report conflicts with original aqueduct map published in the 1800s

this may be "Gatehouse 1" - buildings are located on the same site in this area
page 98 https://s-media.nyc.gov/agencies/lpc/arch_reports/820_B.pdf

two parks here?

Conrad Grauer Field
Baileys Playground

Are they both here? Do they overlap? Are they two distinct areas?

Stable not open to the public.

Private Road for College of Mount Saint Vincent

The rest of the path beyond this point to the north is blocked by overgrowth, a large mound of debris, and full grown trees. I found it to be impassible, unless I walked into a swamp, so in my opinion should be removed from Wandrer for cycling purposes.

unecessary multipolygon