Katse Dam, centerpiece of the Lesotho Highlands Water Project is a fine piece of engineering.
Qachas Nek has recently had the main tar road connected to it from Maseru. This means that a two-wheel drive vehicle can drive on on one of the most scenic drives in Lesotho from the east all the way to Maseru. It's a beautiful, undulating drive, among the loveliest in Lesotho.
The Maletsunyane Falls is the highest waterfall in Southern Africa, falling 196 metres in a single drop.
Sehlabathebe National Park, the oldest nature reserve in the country, is remote and almost inaccessible, but predictably peaceful and stunningly beautiful.