The Cuyuna Lakes Area in central Minnesota is known for its rugged landscapes, outdoor recreation, and scenic beauty. While many visitors come for the mountain biking trails and hiking opportunities, one of the region’s most remarkable features is its collection of mine pit lakes.
Scattered throughout the area near Crosby, Ironton, and Deerwood, these lakes were formed from former iron mining operations that once defined the local economy. Over time, the abandoned mining pits filled with water, transforming into some of the clearest and most visually striking lakes in Minnesota.
Today, the Cuyuna mine pit lakes attract visitors year-round for activities such as kayaking, fishing, hiking, photography, and wildlife viewing. Their unique appearance, combined with the area’s mining history, creates an outdoor experience unlike many other destinations in the Midwest.
This guide explores what makes the Cuyuna mine pit lakes special, the best ways to experience them, and why they continue to attract travelers from across the region.
To fully appreciate the mine pit lakes, it helps to understand the history of the Cuyuna Range itself.
In the early 1900s, the Cuyuna Range became one of Minnesota’s major iron mining regions. Mining operations expanded rapidly throughout the area, creating large open pits where iron ore was extracted from the earth.
Over time, as mining declined and operations closed, many of these pits were left behind. Gradually, groundwater and natural runoff filled the pits with water, forming the lakes visitors see today.
What makes these lakes especially unique is their appearance. The mineral-rich geology combined with the depth of the water creates vivid blue and turquoise colors that stand out against the surrounding forests and red earth.
Today, these former industrial sites have become a defining feature of the Cuyuna Lakes Area and are central to the region’s outdoor recreation identity.
The mine pit lakes are unlike traditional Minnesota lakes in several ways.
Many of the lakes are known for their clear water and striking color. Depending on lighting and weather conditions, the lakes can appear bright blue, turquoise, or deep green.
Because the lakes were formed from mining pits, they often feature steep shorelines, exposed rock formations, and elevated viewpoints.
The lakes support a wide variety of outdoor activities, including:
The contrast between forested trails, rocky terrain, and vivid water creates an unforgettable landscape that attracts photographers and outdoor enthusiasts alike.
Several mine pit lakes throughout the region are particularly popular among visitors.
One of the best-known lakes in the area, Portsmouth Mine Pit Lake is recognized for its incredible depth and crystal-clear water.
Visitors often enjoy:
The surrounding terrain also provides excellent hiking and biking access.
Pennington Mine Lake is another visually striking location known for its calm water and scenic surroundings.
This lake is popular for:
Huntington Mine Lake offers scenic access points and nearby trails that allow visitors to experience the rugged beauty of the former mining landscape.
The lake area is especially scenic during sunrise and sunset when light reflects off the water and surrounding terrain.
One of the best ways to experience the mine pit lakes is from the water itself.
Kayaking and paddleboarding have become increasingly popular in the Cuyuna Lakes Area because the calm, clear lakes provide excellent conditions for paddling.
Paddlers often enjoy:
Early mornings are especially popular for paddling because the lakes are often calm and less crowded.
Because many of the lakes are relatively deep and clear, paddlers can sometimes see impressive underwater visibility depending on conditions.
Fishing is another popular activity throughout the Cuyuna Lakes Area.
Some of the mine pit lakes support fish species such as:
The unique depth and water clarity of these lakes create different fishing conditions than traditional shallow lakes in Minnesota.
Anglers often appreciate the peaceful atmosphere and scenic surroundings while fishing in the region.
The trails surrounding the mine pit lakes provide some of the best hiking opportunities in central Minnesota.
Many trails offer:
The Cuyuna Country State Recreation Area includes numerous hiking and biking trails that connect visitors to the lakes and surrounding terrain.
Walking the trails allows visitors to experience the landscape at a slower pace while learning more about the area’s transformation from industrial mining land to outdoor recreation destination.
The mine pit lakes are among the most photographed locations in the region.
Photographers are drawn to:
Every season creates different photography opportunities.
Fresh greenery and active wildlife create vibrant scenes.
Bright sunlight highlights the vivid lake colors.
Autumn foliage contrasts beautifully with the blue water.
Snow-covered landscapes create dramatic minimalist scenery.
For outdoor photographers, the Cuyuna mine pit lakes provide endless inspiration throughout the year.
Despite their industrial origins, the mine pit lakes now support a thriving natural environment.
Visitors may encounter:
The surrounding forests and wetlands contribute to a healthy ecosystem that continues to grow and evolve.
Nature observation has become an increasingly popular activity for visitors exploring the region.
One of the most fascinating aspects of the mine pit lakes is the story they tell about environmental transformation.
What was once heavily industrial mining land has become:
This transformation reflects years of environmental recovery and thoughtful land management.
Today, the lakes are a symbol of how landscapes can evolve and adapt over time.
The mine pit lakes are located near several welcoming small towns that add character to the visitor experience.
Crosby offers restaurants, cafes, shops, and community events that complement outdoor activities.
Ironton highlights the region’s mining heritage and offers additional recreation access points.
Deerwood provides a quieter setting while still offering convenient access to trails and lakes.
Together, these communities create a well-rounded destination for visitors exploring the Cuyuna Lakes Area.
Choosing convenient lodging can make exploring the region much easier and more enjoyable.
Located in Deerwood, Minnesota, Cuyuna Lakes Stay offers accommodations near many of the area’s top outdoor attractions, including the mine pit lakes and recreation trails.
Guests can enjoy:
Staying nearby allows visitors to maximize time outdoors while having a relaxing place to return to at the end of the day.
The mine pit lakes continue to attract visitors because they offer a combination of:
Few destinations in Minnesota provide such a unique mix of landscapes and experiences.
Whether visitors are paddling across calm water, hiking scenic trails, photographing reflections, or simply enjoying the quiet atmosphere, the Cuyuna mine pit lakes leave a lasting impression.
The Cuyuna Lakes Area represents one of Minnesota’s most distinctive outdoor destinations. The transformation of former mining pits into scenic lakes has created an environment that feels both historic and naturally beautiful.
For travelers seeking outdoor adventure, peaceful scenery, and unique landscapes, the mine pit lakes offer an experience that is difficult to find elsewhere.
Exploring these lakes is more than just visiting another outdoor destination—it is an opportunity to experience a landscape shaped by history, nature, and recreation all at once.
For more information about accommodations and planning your stay in the Cuyuna Lakes Area, you can reach out using the details below:
Cuyuna Lakes Stay
23688 Forest Rd
Deerwood, MN 56444
Phone: (218) 866-2353
Email: cuyunalakesstay@gmail.com
Additional details about rooms, amenities, and the surrounding area are available on the website.
When booking a stay with pets at Cuyuna Lakes Stay, you must call the hotel to add your pets to your reservation.
Pets must not weigh more than 50 pounds, with a limit of 1 dog per room.
Dogs ONLY no cats allowed.
Dogs cannot be left unattended in the room.
You must provide your pets vaccination records if asked for them.
The hotel will charge additional $30 per night throughout your stay with your pet.
You will be held financially responsible for pet damage to your room.
Pets must be on a leash whenever they are out of your room.
If you receive two (2) noise complaints you will be asked to leave. (No refunds)
You must pick up after where ever your pet goes potty. You must have your own potty bags, we do not provide them.
Thank you.