Name the Artist: Tired Of Toein' The Line?

Questions

The northernmost U.S. state capital is ----------------?

Panama, because of a bend in the isthmus, is the only place in the world where one can see the sun rise on the Pacific Ocean and set on the --------------?

------------------- includes the islands of New Britain and New Ireland.?

------------------- has the largest rural population in the United States.?

If the ----------- River were stretched across the United States, it would run just about from New York to Los Angeles.?