Minn. Stat. § 458.02: POWER TO GET LAND FOR TRANSPORT FACILITIES; USE.

Subdivision 1. May get, hold.

A city with a population from 4,000 to 50,000 may acquire land on a navigable stream in the city by purchase or condemnation, and may hold it.

Subd. 2. Use.

The city may set aside when acquired, as much of the land as public needs require for public travel. The remainder must be used as required by the federal government or for docks, quays, levees, wharves, landing places, railroad and other land transportation loading and unloading places, land and water freight and passenger stations, terminals and terminal buildings for carriers, and necessary equipment and appurtenances.