Natural Areas

Sylvan Island 
Sylvan Island is an abandoned industrial site that is approximately 35 acres in the Mississippi River / Sylvan Slough. It is located at 1st Avenue and 2nd Street. Water access is located on the island. Public restrooms, water, and parking are located at Sylvan Gateway Park at the entrance to the island.

Amenities include:

  • Fishing
  • Informational kiosk
  • Kayak / canoe portage for QC River Trails
  • Mountain biking trails
  • Scenic overlooks
  • Walking / hiking trails

Greenvalley Nature Preserve / Old Greenvalley
The Greenvalley Nature Preserve / Old Greenvalley area is approximately 250 acres. It is located at 48th through 60th Street and 52nd Avenue and 55th Avenue and 48th Street.

Recreation Opportunities & Amenities
Recreational opportunities and amenities include:

  • Biking
  • Bird / wildlife watching
  • Boat ramp
  • Fishing access
  • Hiking
  • Kiwanis bike / jog trail
  • QC River Trails access
  • QC Sky Raiders Air Field