Only if you use a chainsaw to dig to China
Billionaire Islands
What adventures go on here ? Private no shoot preserve ?
Next is Lanai Adventure Park, which opened up a few years ago. It has a zip line, a two-story adventure tower for adults that looks like something out of “Jurassic Park” and a separate adventure course for kids. It also offers guided tours on its electric mountain bikes — a great alternative if off-roading vehicles are unavailable.
https://www.sfgate.com/hawaii/article/visit-lanai-larry-ellison-hawaii-island-17884590.php