Info below: One of the best leaf hikes close to Denver. 📍 Abyss Lake Trail 🗺️ Guanella Pass, Colorado Best leaves on the hike go until the second bridge. About 7 miles round trip. Go on weekdays or later afternoon on weekends. Work south to north to avoid traffic. Drive starting from the town of Grant, and exit through Georgetown. This is your sign to go on a hike in the next few days or weeks to see some leaves. #fall #colorado #leaves #hiking #hikers #autumn #leafpeeping #guanellapass #abysslake #fallorado #aspentrees #aspens #rockies