What to Do in and Around Denver While You’re Here for Outside Days

TL;DR

Denver is hosting Outside Days 2026, attracting visitors to enjoy outdoor adventures in and around the city. Confirmed activities include hiking at Red Rocks, mountain summits, and exploring mountain towns. Details on reservations and specific events are still emerging.

Denver’s Outside Days festival is currently underway, drawing visitors to explore outdoor activities in the city and nearby mountain towns. The event highlights Denver’s role as a gateway to the Rockies and promotes outdoor recreation, making it a key reason for increased tourism at this time.

Visitors to Denver during Outside Days can enjoy a variety of outdoor activities confirmed to be available, including hiking at iconic sites like Red Rocks Amphitheatre and Dinosaur Ridge. The festival coincides with peak season for outdoor pursuits, with many attractions open and accessible. Notably, hiking to the summit of Mount Blue Sky requires a reservation, and popular peaks like Grays and Torreys are accessible via challenging 11.2-mile treks. The Denver Beer Trail remains a popular activity, with numerous breweries offering tours and tastings. Fishing enthusiasts can access the Denver South Platte River, which is stocked with trout, bass, walleye, and catfish; permits are required. Mountain towns such as Estes Park and Idaho Springs offer additional attractions, including historic hotels, wildlife viewing, and scenic cable car rides. Details about specific event schedules, reservation requirements, and new attractions are still being finalized and announced by local authorities.

Why It Matters

This development matters because Outside Days boosts tourism and local economy, encouraging outdoor recreation and cultural engagement. It offers visitors a chance to experience Denver’s natural beauty and outdoor culture firsthand, supporting local businesses and promoting health and wellness.

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Background

Outside Days is an annual festival that celebrates outdoor adventure and Colorado’s natural environment. Denver has long been recognized as a hub for outdoor activities, from mountain hiking to fly fishing, and the event aims to attract visitors during the peak outdoor season. Last year, the festival drew record attendance, and this year’s event is expected to continue that trend with expanded activities and attractions.

“Outside Days showcases everything that makes Denver a premier outdoor destination, from mountain peaks to vibrant city life.”

— Visit Denver spokesperson

“Reservations for Mount Blue Sky are essential, but the experience of reaching the summit is well worth it.”

— Local outdoor guide

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What Remains Unclear

It is not yet clear if there will be any cancellations or weather-related closures affecting outdoor activities. Specific event schedules and reservation procedures are still being finalized, and some attractions may have limited capacity or require advance booking.

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What’s Next

Next steps include the official release of detailed event schedules, reservation instructions for popular hikes, and updates on any new attractions or safety protocols. Visitors are advised to check official sources regularly for the latest information.

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Key Questions

Do I need reservations for hiking Mount Blue Sky?

Yes, a timed entry reservation is required for Mount Blue Sky, and visitors should book in advance through official channels.

Are fishing permits required in Denver?

Yes, fishing permits are required for access to rivers like the Denver South Platte and other wilderness areas.

What are the best mountain towns to visit during Outside Days?

Estes Park and Idaho Springs are highly recommended for their charm, outdoor activities, and scenic attractions.

Will there be any special events or festivals during Outside Days?

Specific event details are still being announced, but the festival typically features concerts, outdoor activities, and cultural events at various venues.

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