Boulder is famous for its colorful Western history, being a choice destination for hippies in the late 1960s, and as home of the main campus of the University of Colorado, the state's largest university. Furthermore, the city of Boulder frequently acquires top rankings in health, well-being, quality of life, education, and art.
Boulder is surrounded by thousands of acres of recreational open space, conservation easements, and nature preserves. Almost 60% (35,584 acres (144.00 km2)) of open space (61,529 acres (249.00 km2)) is open to the public.
In 2013, Boulder appeared on Forbes magazine's list of Best Places for Business and Careers.
Boulder, well known for its bicycle culture, boasts hundreds of miles of bicycle-pedestrian paths, lanes, and routes that interconnect to create a renowned network of bikeways usable year-round. Boulder has 74 bike and pedestrian underpasses that facilitate safer and uninterrupted travel throughout much of the city. The city offers a route-finding website that allows users to map personalized bike routes around the city.