From www.About.com:

LINK TO FULL ARTICLE: Cruising to Africa on Cruise Liners, Freighters and Yachts

Cruise Liners, Freighters and Yachts to Africa

Cruising to Africa is becoming an increasingly popular way to travel to Africa and enjoy the sights in comfort. This article recommends the best cruise liners offering African itineraries; freighter-cruises offering African destinations and information about renting yachts

---------

The article includes this list of Cruiselines that call at african ports:

• Hebridean International Cruises: Offer cruises around the coast of Southern Africa.
• Crystal Cruises: Offer voyages to the African Mediterranean, South Africa and Kenya.
• Silversea Cruises: Offers cruises to Northern Africa, East Africa and Southern Africa.
• Oceania Cruises: Offer some North African destinations as part of their Mediterranean cruise itineraries.
• Cunard: Sails from the UK to the Mediterranean and often includes stops in Tunisia, Egypt and Morocco.

Register At CruiseLineFans.com For Free

In addition to those cruises listed by the About.com article, there are also some lines that are visiting the Seychelles.

From another thread here in CLF's Africa forum:


Cruise lines calling at the port of Mahe, Seychelles, include:

• Costa
• Silver Sea
• Holland America
• Regent
• MSC

Register At CruiseLineFans.com For Free