What's the Kennection? #178

What's the name of the mermaid in the movie Splash, borrowed from a Manhattan street sign?

What was the name of Justin Trudeau's father, who was also Prime Minister of Canada?

The island where Napoleon died in exile was named for what saint, the mother of Constantine the Great?

What's the only course that hosts one of the world's four golf majors every single year?

According to Herodotus, what mythical bird seals its own father in an egg of myrrh, and flies him to the temple of the Sun?

What's the "Kennection"?