Crossword-Solution: HEADSTREAM 10 letters, 2 clues 🏆 scrabble score: 16

They have added a detail in their floating gardens, rafts covered with soil, on which they raise tomatoes, watermelons and gourds.[585] In little Lake Mohrya, located near the upper Lualaba River, a southern headstream of the Congo, Cameron found numerous pile dwellings, whose owners moved about in dug-out canoes and cultivated fields on land,[586] as did their Swiss confrères of twenty centuries ago.

There each river valley shows three characteristic anthropo-geographical sub-divisions--the active seaports and tide-water tillage of its lower course, the contrasted agriculture of its hilly course, the upland farms, waterpower industries and mines of its headstream valleys, each landscape giving its population distinctive characteristics.

The _Mons Matrona_ (Mont Genevre Pass, 6080 feet or 1854 meters [Transcriber's Note: printer's error incorrectly printed as kilometers.]) between the headstream of the Dora Riparia and that of the Durance, which was the best highway for armies.

But nearly midway between these two seas it is constricted to only 60 miles by a geographical and geological gulf, which penetrates from the steppes of Russia almost to the heart of the system.[1224] This gulf forms the high valley of the Terek River, beyond whose headstream lies the Dariel defile (7503 feet or 2379 meters), which continues the natural depression across to the short southern slope.

Speke was well aware that the Kagera was the chief river emptying into the Victoria Nyanza and in that sense _the_ headstream of the Nile.