Iolani Palace, Honolulu, Hawaii
"The only true and royal palace under the American flag," the official residence of the last two rulers of the Kingdom of Hawaii – King Kalakaua and Queen Liliuokalani – Iolani Palace is perhaps the most important surviving symbol of the days of Hawaiian independence. Exotic in architecture it was designed and constructed 1879-82. In 1898, the King Street steps of the palace were the scene of the formal transfer of sovereignty of the Hawaiian Islands to the United States. The Iolani Palace was designated a National Historic Landmark on December 29, 1962.