Qasr al-'Ishshah
Hadhramaut Governorate, Yemen · built 1890
Qasr al-'Ishshah (Qaṣr al-ʿIshshah) is a palace complex in Tarim of 'Umar bin Shaikh Al-Kaff, one of the first al-Kaff houses. Shaikh al-Kaff built the house on proceeds made in South Asian trade and investment in Singapore's Grand Hotel de l'Europe during the 1930s.
Palace data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).