. "Hollola is a municipality of Finland.It is located in the province of Southern Finland and is part of the P\u00E4ij\u00E4nne Tavastia region. The municipality has a population of 21,901(30 June 2015) and covers an area of 531.84 square kilometres (205.34 sq mi) ofwhich 68.66 km2 (26.51 sq mi)is water."@en . . . . .