Celebrate Latinx and Hispanic Heritage Month with Boulder County Parks & Open Space. Join a Cultural Resources Specialist for a guided tour of Las Barracas, a historic agricultural labor camp near Longmont. Learn about the Japanese American farmers who operated the farm and the Mexican and Mexican American families who lived and worked here. You'll also hear about ongoing efforts to document and preserve this important place. Location sent upon registration. Registration required. Register .tribe-events-c-subscribe-dropdown{display:none;}

Boulder County's mountain communities once had their own railroad system. Discover this historic route and learn how a line originally built for mining evolved over time into a beloved attraction for tourists. Space is limited. Registration required. Register .tribe-events-c-subscribe-dropdown{display:none;}

Saturn takes center stage! Learn why this gas giant looks spectacular at opposition and what makes its rings so unforgettable. We’ll talk about the planet’s size, moons, and place in our solar system. Presentations will be at the picnic shelter, followed by stargazing in the parking area. The Longmont Astronomical Society provides telescopes. Bring a chair or blanket, a light jacket, and a red flashlight, and get ready to enjoy a night under the stars! Registration required. Register .tribe-events-c-subscribe-dropdown{display:none;}

El recorrido se ofrecerá en español. La ubicación se proporcionará al momento de la inscripción. Para adultos (mayores de 18 años). Celebre el Mes de la Herencia Latina e Hispana con Parques y Espacios Abiertos del Condado de Boulder con un recorrido guiado por Las Barracas, un histórico campamento de trabajadores agrícolas cerca de Longmont. Conozca la historia de los agricultores japoneses estadounidenses que administraron la granja, las familias mexicanas y mexicoamericanas que vivieron y trabajaron aquí, y los esfuerzos actuales para documentar y preservar este importante lugar. Tour is in Spanish. Registration required. Register .tribe-events-c-subscribe-dropdown{display:none;}

Step into Colorado’s hard rock mining past with this guided tour of historic sites once buzzing with picks, pulleys, and perseverance. Discover the tools, towns, and larger-than-life characters who shaped the region’s mining boom. Tours include moderate walking and are open to ages 10 and older with an accompanying adult. This tour involves visiting historic mining sites. Due to their nature and history, these sites may contain soil and water contaminated by heavy metals. Registration required. Register .tribe-events-c-subscribe-dropdown{display:none;}

The same wild landscape that draws people to Boulder County to live and play also provides mountain lions with everything they need to call it home. Join us on a guided hike to learn more about mountain lion identification, habitat, and what to do in case of a close encounter. This program is great for all ages.Registration required.Register .tribe-events-c-subscribe-dropdown{display:none;}

Join us for a special open house at the Assay Office Museum, a surviving structure from the heyday of hard rock mining in the Colorado mountains. Discover how miners once tested ore for valuable metals using assaying. Explore original tools and historical artifacts and hear stories from the mining boom era. Learn about the families who lived and worked in this rugged landscape and helped shape the region’s rich mining heritage. This is a must-visit for anyone passionate about mining history, geology, or Colorado history. No registration needed

Strike it rich! Try your hand at gold panning and learn how the search for treasure sparked the European settlement of Boulder County. Do you have what it takes to uncover gold like a 19th-century prospector? Fun for kids 5 and older (and grown-ups, too). Registration required. Register for the Noon Session Register for the 12:45 Session Register for the 1:30 Session .tribe-events-c-subscribe-dropdown{display:none;}

Follow us along the foothills of Boulder County as we explore and learn about the critters who live among the pines and rocks. Learn with volunteer naturalists how these animals prepare for winter's challenges and how hibernation is used as a survival strategy. Trails at Heil Valley Ranch have some inclines and rocky areas, but benches are available for sitting and resting. The trails can be slippery when wet; come prepared!Registration required.Register .tribe-events-c-subscribe-dropdown{display:none;}

Join us for an easy walk at night as we explore the ponds at Pella Crossing under moonlight. This program will cover myths and stories about the moon and how a full moon affects us and everything on Earth. We'll walk, look to the sky, and welcome the full moon while diving into the supernatural and folklore of our closest celestial neighbor.Registration required.Register .tribe-events-c-subscribe-dropdown{display:none;}