I just discovered this blog this week which is a big shame because it's a classic. It covers aviation timetables, pictures of route maps, aviation themed postage stamps over the years. African airlines are also heavily featured from pre-independence era to date. I spent over two hours reading this and I suggest you do the same. A great place where you can travel down the memory lane.
The Timetablist
The Timetablist
You’ll see a younger people here which are great if you're looking to get together new and remarkable people in a hostel.
Staying in hostels has long been the answer for students and younger tourists looking reasonably priced holidays.