What Danish island with a defunct lighthouse is located between Zealand and Funen?
Romsø: Romsø is a Danish island in the Great Belt off the coast of Funen. Romsø:  It has an area of 1.09 km² and has, since 1996, no permanent residents. Romsø:  A defunct lighthouse and a few houses are located on the island; a substantial part of its area is covered by forest. Great Belt: The Great Belt (Danish: "Storebælt" ) is a strait between the major islands of Zealand ("Sjælland") and Funen ("Fyn") in Denmark.
Romsø