sentences:  Hill also hosts annual Red Bull 400 world series event, the steepest 400 metres uphill run in the world.In 1985, Planica set attendance all-time record with total of 150,000 people in all three days of Championships and 80,000 people on Saturday alone, traditionally most visited day.Velikanka bratov Gorišek (original name) was planned, constructed and developed by Slovenian constructors, engineers and brothers, Vlado and Janez Gorišek.