The facility will be the first of its kind in the sub Saharan Africa.
The project features 440 hotel rooms, 88 villas, and 218 serviced apartments.
La Sagrada FamÃlia in Barcelona has been under construction since 1882.
The New Nissan Stadium is well on schedule to open by 2027.
The plant will raise daily production of medical oxygen to 20 tonnes.
The club has started talks on upgrading the 60,000-seat stadium.
The office complex in Upper Hill will be known as Tanzania Towers.