An October 2017 aerial view of New Castle, New Hampshire, with the historic seaport of Portsmouth, the largest city along the shortest coastline (18 miles) of any U.S. state, in the distance. The large white building with a red roof is the 1874 Wentworth-by-the-Sea Hotel, a historic grand resort hotel in New Castle. Now managed by Marriott, it is one of a handful of the state's surviving Gilded Age grand hotels, and the last located on the seacoast
New Hampshire · 1850–1939