You start out near an extreme hills biome close to the highest peak,
Código de Semilla: 1.5.1
Puntos de inicio
X: -378 / Y: 125 / Z: 212
This is the Highest Peak of the seed.
Also, the ravine with the mineshaft's coordinates are X: -910 Y: 176 Z: -214 (This picture is also not the seed)