7:00 AM - 1st Annual Youth/Mentor Fishing Tournament at Horsetooth Reservoir. Pre-registration required. Call (970) 481-4120 for information and registration

5:30 PM - Parks Advisory Board Meeting. The Bison Visitor Center, 1800 South County Road 31, Loveland (north of Carter Lake)

8:30 AM - Guided Nature Hike: "April Showers Bring May Flowers" at Devil's Backbone Open Space. ~2 hrs. Hike rating: easy. No sign up required. Questions? Call 679-4561

9:00 AM - Diamond Peaks Mountain Bike Association public outreach day - Devil's Backbone trailhead - 9:00 am-1:00 pm - for more information contact Travis Rollins at 970-498-5622

9:00 AM - "Healthy Trails, Healthy People" volunteer trail adoption project with the Larimer County Horseman's Association at Horsetooth Mountain Open Space. Contact Dutch at 679-4552 or dflahavhan@larimer.org for required sign up.

8:00 AM - Guided Nature Hike: "Mountain Park Wildflowers 2" at Horsetooth Mountain Open Space. ~ 2.5 hours. Hike rating: easy. No signup required. $6 entrance permit per vehicle required.

8:00 AM - Red Mountain Open Space Tour: All-day, primarily hiking tour. Limit: 12. Hike rating: moderate to difficult. Call (970) 679-4561 for details and sign up.

5:00 PM - Open Lands Advisory Board Meeting. Loveland Library Multipurpose Room. Call 679-4577 for details.

8:00 AM - Guided Nature Hike: "Ollie, Ollie, Osprey!" at Fossil Creek Reservoir Regional Open Space. ~2 hrs. Hike rating: easy. No sign up required. Questions? Call 679-4561

9:00 AM - "Healthy Trails, Healthy People" volunteer trail adoption project with the Mountain High Trail Association at Devil's Backbone Open Space. Contact Dutch at 679-4552 or dflahavhan@larimer.org for required sign up.

9:00 AM - Guided Nature Hike: "Mountain Park Wildflowers3" at Horsetooth Mountain Open Space trail head off of C.R. 38E. ~2.5 hrs. Hike rating: easy. No sign up required. $6 entrance permit per vehicle required. Questions? Call 679-4561

8:30 AM - Guided Nature Hike: "Wildflower Treasure Hunt" at Devil's Backbone Open Space. ~2 hrs. Hike rating: easy. No sign up required. Questions? Call 679-4561