What is Dar es Salaam known as?

Dar es Salaam is known as a major city on the East Coast of Africa, specifically along the Indian Ocean in Tanzania. It serves as one of the largest and most important cities in the country, playing a critical role in commerce, trade, and transport. As a port city, Dar es Salaam is pivotal for maritime activities and serves as a gateway for goods entering Tanzania and the landlocked countries in the region. Its strategic location contributes significantly to its status as a key urban center in East Africa, making it a focal point for economic activity and social interactions.

While the other options highlight various aspects of the city, such as its potential for cultural significance or tourism, they do not encompass the primary identification of the city as a major urban center along the coast. The city's role in trade and infrastructure undeniably establishes its importance in the broader context of East Africa.