Complex sentence: The highest structure in Minocqua is the Minocqua water tower, a steel tank on Hwy 51 North put in place in the 1960s for improving water supply during the winter.
Split into simpler sentences: The highest structure in Minocqua is the Minocqua water tower located on Hwy 51 North. It is a steel tank tower put in place in the 1960s for improving water supply during the winter.