The Hotel Continental was built in 1865 by John Ansaldo who came from Gibraltar, next to the palace of the Cherifs of Ouezzane, formerly known as Dar D'mana. In 1975 the house was incorporated into the hotel. Where the hotel's parking lot is now is now was the location of Borj Ben-Allal or Borj al-Salaam.
SOURCES:
Roca, Juan Ramón. Tangier and Its Surroundings, Assilah and Chefchaouen an Illustrated Guide. Alicante: J.R. Roca, 2011.