Imagine this level of disconnect from the world, that you would rather see people dying than checking them in?
I'd say this was pretty on the noseHe saw race as a physical manifestation of humanity's spiritual evolution
It's most likely that friendships are built in bigger groups, and that's most likely containing people of all genders. You befriend one person and that person takes you to a wider social group fast.
IIRC the Island is artificial and the reason a tunnel was made was because the entry point would be too close to the airport, endangering the airport and the bridge.
What tour?