Enjoy an evening with members of the Northern Colorado Astronomical Society (NCAS) for an up-close look at the night sky over the Rockies. Telescopes will be available for viewing stars, galaxies, planets and more! Bring the whole group to connect with the wonders of the night sky.

This open house-style program is located at Horsetooth Mountain Open Space (entrance on County Road 38E). Telescopes will be set up in the paved parking lot. Program is free but a parking pass is required. Registration is encouraged.
Enjoy an evening with members of the Northern Colorado Astronomical Society (NCAS) for an up-close look at the night sky over the Rockies. Telescopes will be available for viewing stars, galaxies, planets and more! Bring the whole group to connect with the wonders of the night sky.

This open house-style program is located at Horsetooth Mountain Open Space (entrance on County Road 38E). Telescopes will be set up in the paved parking lot. Program is free but a parking pass is required. Registration is encouraged.
Enjoy an evening with members of the Northern Colorado Astronomical Society (NCAS) for an up-close look at the night sky over the Rockies. Telescopes will be available for viewing stars, galaxies, planets and more! Bring the whole group to connect with the wonders of the night sky.

This open house-style program is located at Horsetooth Mountain Open Space (entrance on County Road 38E). Telescopes will be set up in the paved parking lot. Program is free but a parking pass is required. Registration is encouraged.
Enjoy an evening with members of the Northern Colorado Astronomical Society (NCAS) for an up-close look at the night sky over the Rockies. Telescopes will be available for viewing stars, galaxies, planets and more! Bring the whole group to connect with the wonders of the night sky.

This open house-style program is located at Horsetooth Mountain Open Space (entrance on County Road 38E). Telescopes will be set up in the paved parking lot. Program is free but a parking pass is required. Registration is encouraged.
Enjoy an evening with members of the Northern Colorado Astronomical Society (NCAS) for an up-close look at the night sky over the Rockies. Telescopes will be available for viewing stars, galaxies, planets and more! Bring the whole group to connect with the wonders of the night sky.

This open house-style program is located at Horsetooth Mountain Open Space (entrance on County Road 38E). Telescopes will be set up in the paved parking lot. Program is free but a parking pass is required. Registration is encouraged.
Enjoy an evening with members of the Northern Colorado Astronomical Society (NCAS) for an up-close look at the night sky over the Rockies. Telescopes will be available for viewing stars, galaxies, planets and more! Bring the whole group to connect with the wonders of the night sky.

This open house-style program is located at Horsetooth Mountain Open Space (entrance on County Road 38E). Telescopes will be set up in the paved parking lot. Program is free but a parking pass is required. Registration is encouraged.
Enjoy an evening with members of the Northern Colorado Astronomical Society (NCAS) for an up-close look at the night sky over the Rockies. Telescopes will be available for viewing stars, galaxies, planets and more! Bring the whole group to connect with the wonders of the night sky.

This open house-style program is located at Horsetooth Mountain Open Space (entrance on County Road 38E). Telescopes will be set up in the paved parking lot. Program is free but a parking pass is required. Registration is encouraged.

Whether you’re working from home or tucked into an office nook, let your screen open a small window into Larimer County’s reservoirs, open spaces, and trails.

The 2026 Natural Resources desktop calendar features remarkable, seasonally curated images captured by our dedicated LCDNR volunteer photographers and staff. Each month includes its own calendar and is sized to fit neatly on your computer screen, offering a fresh view as the seasons shift.

Feel free to share this page with friends, family, and anyone who could use a bit of Larimer County's natural beauty in their day.

What's in a name? A whole lot if your name is Horsetooth Mountain, and your profile is part of Fort Collins' City logo. In this 90-minute guided hike, we'll explore the topographic and ecologic features of our area's most iconic natural landmark. The hike courses along the lower part of the Horsetooth Mountain Open Space, where you'll learn about the area's unique geology, vegetation, and even its centuries-old creation stories, passed down by our area's first residents.

This program is best for Ages 10 yrs. - adult