Minneapolis already leads the nation 's largest cities in bike lanes per square mile .
The city has added 6 miles of bike lanes in 2016 , with a goal of 30 miles of protected onstreet lanes by 2020 .
Minneapolis already leads the nation 's largest cities in bike lanes per square mile , and the city has added 6 miles of bike lanes in 2016 , with a goal of 30 miles of protected onstreet lanes by 2020 .