[Yellowstone National Park], a high-lying tract of land in the State of [Wyoming] (q. v.) traversed by the Yellowstone, about the size of Kent, being a square about 75 m. in diameter; is set apart by Congress as a great pleasure ground in perpetuity for the enjoyment of the people; it abounds in springs and geysers, and care is taken that it be preserved for the public benefit, to the exclusion of all private right or liberty.
[Yemen] (3,000), a province in the SW. of Arabia, bounded on the N. by Hedjaz, bordering on the Red Sea, and forming the Arabia Felix of the ancients; about 400 m. in length and 150 m. in breadth; it is a highly fertile region, and yields tropical and sub-tropical fruits, in particular coffee, dates, gums, spices, and wheat.
[Yenikale] or Kertch, a strait 20 m. long, connecting the Sea of Azov with the Black Sea.
[Yenisei], a river which rises in the mountainous region that borders the plateau of Gobi, its head-waters collecting in Lake Baikal, and after a course of 3200 m. through the centre of Siberia, falls by a long estuary or gulf into the Arctic Ocean; it is the highway of a region rich in both mineral and vegetable products, the traffic on which is encouraged by privileges and bounties to the trader at the hands of the Russian government.
[Yeniseisk] (8), a town of East Siberia, on the Yenisei, in a province of the name, and a centre of trade in it.
[Yeomanry], name given to a cavalry volunteer force the members of which provide their own horses and uniforms, with a small allowance from the Government, which is increased when called out.
[Yeomen], a name given in England to a class of freeholders next in rank to the gentry, and to certain functionaries in royal households.
[Yeomen of the Guard], a body of old soldiers of soldierly presence, employed on ceremonial occasions in conjunction with the gentlemen-at-arms, as the bodyguard of the British sovereign; they were constituted in 1485, and number besides officers 100 men; the Beef-eaters, as they are called, are the wardens of the Tower, and are a different corps.
[Yeovil] (9), a town in Somerset, 4 m. S. of Bristol, is in the centre of an agricultural district, and the staple industry is glove-making.