Screen shot from flyover vid.
Red arrow pointing to tennis court.
Area underneath tennis court looks different – like recent fill and different vegetation from original surrounding land
Then air photo from Goog Earth.
Clearly the Y-shaped path is significant given its landscaping treatment at the base end. Appears to just end at the base of where it looks like there has been recent fill.
Path was built sometime in 2015 or 2016, after the tennis court (built 2014).
Blue circle around possible entrance.