It was considered dÃ©classÃ© to refer to one's own townhouses, estates or villas (or those of friends) as mansions and modern etiquette books still advise that the terms house, big house or great house be used instead.
Waste weir. A waste weir on a navigable canal is a slatted gate on each canal level or pound, to remove excess water and to drain the canal for repairs or for the winter shutdown.
The Eurasia Canal is a proposed 700-kilometre-long canal connecting the Caspian Sea to the Black Sea along the Kuma-Manych Depression. Currently, a chain of lakes and reservoirs and the shallow irrigation Kuma-Manych Canal are found along this route. The canal is intended to provide a shorter route for shipping than the existing VolgaâDon Canal system of waterways; it would also require fewer locks than the Volga-Don route. Manych Ship Canal is the existing canal system that would be the ...