The lighthouse picture they often look at when by the beacon is a real picture. It's a picture of the La Jument lighthouse, west from Bretagne, France. It was taken in 1989 by photographer Jean Guichart and the man on the picture is former lighthouse keeper Theodore Malgorne.
He had come outside because he'd heard the helicopter hovering nearby, but was well aware he should not venture far from the lighthouse entrance, and went swiftly inside as soon as he realised the wave was coming in.
In the S1E3 During dinning Aster is telling a story about a night the 2 girls had at a casino and she talks about winning at a dabo table even betting on triple over Dabo is from thd star trek universe and in Deep Space 9 at Quarks Bar there are several Dabo tables