Will bring you on a left to between Kilimanjaro and the N'Gorongoro crater, Further down towards Dar-Es-Salaam out over the north side of Madagascar until you arrive at Mauritius.
A good 1700nm and approx 4 hours flight.
If you spice your scenery/mesh/landscape up with these files, you're into some good experience:
tanzanie1-srtm.zip
tanzania.zip
mada_small_towns_lc.zip
madagascar-nord-srtm.zip
madagascar-sud-srtm.zip
mauritius_and_rodrigues.zip
fimp_taxiways.zip

Turning left around Kilimanjaro

Arriving at Mauritius (the white fluffy thing in the middle is smoke from a chimney)

A beautiful landscape and perfectly aligned...
Happy flying...!