Soyombo symbol arrangement of abstract and geometric symbols and patterns. They are fire, sun, moon, two triangles, two horizontal rectangles, the "Taijitu" (yin and yang) and two vertical rectangles. The elements in the symbol are given the following significance (from top): The Soyombo symbol has appeared on the national Flag of Mongolia since 1911 (except between 1921 and 1924). It served as the Emblem of Mongolia from 1924 to 1940, and was included in the design again in 1992. Mongolian Armed Forces vehicles bear the symbol as a marking. The symbol is seen all over the country, especially on a hillside outside
Yin and yang a mountain and a valley. Yin (literally the 'shady place' or 'north slope') is the dark area occluded by the mountain's bulk, while yang (literally the "sunny place' or "south slope") is the brightly lit portion. As the sun moves across the sky, yin and yang gradually trade places with each other, revealing what was obscured and obscuring what was revealed. Yin is characterized as slow, soft, yielding, diffuse, cold, wet, and passive; and is associated with water, earth, the moon, femininity, and night time. Yang, by contrast, is fast, hard, solid, focused, hot, dry, and active; and is associated