Just noticed this addition to the portfolio in Qatar, 122 room and 30 villa property set in a forest in Doha that is currently scheduled to open in March 2019 -
https://www.marriott.co.uk/hotels/tr...-and-spa-doha/
There are already some really excellent Marriott properties in Doha (RC, St. Regis, W, Westin) but this looks like it could be the best of the lot.