Hawaii is the only US state to have ______.
A A palm tree as its state tree
B Mandatory surfing lessons for schoolchildren
C A royal palace
‘Iolani Palace in Honolulu is the only royal palace in the US and is a symbol of Hawaiian independence. Built 1879-1882 by King Kalakaua, it served as the home of Hawaii’s last reigning monarchs until the overthrow of the monarchy in 1893. It is now a museum.
The correct answer is A royal palace.