Ascent to the Brocken at full steam

2-10-2 tank locomotive 99 # 7237 of the Harzer Schmalspurbahnen (HSB) on the turntable in Wernigerode.

Icy temperatures (- 20° C) in the morning at the steam engine base at Wernigerode: frozen valves are heated. Wernigerode, Saxony-Anhalt

99 7237 has just passed the crossing Goetheweg on its way to Brocken summit.