Theodore Roosevelt National Park North Unit

Theodore Roosevelt National Park North Unit has cannonball-shaped rocks and brightly colored rock formations coupled with the Little Missouri River.

The North Unit is 68 miles north of the South Unit on U.S. Highway 85. Check the website for closures in winter.

This summer, I am detailing our road trip to the Dakotas and Mount Rushmore as a series for a family adventure you might want to do!

Map of the Theodore Roosevelt National Park North Unit — https://www.nps.gov/thro/planyourvisit/maps.htm

NORTH UNIT SCENIC DRIVE

The North Unit has a 28-mile out and back scenic drive. This drive follows closely along the Little Missouri River for most of the way.

NORTH UNIT VISITOR CENTER

This is the smallest visitor center that we have been to with restrooms located on the outside. Hours are 9 a.m. – 5 p.m. daily.

Rock and log shelter
Rock and log shelter

After going by there we stopped in the Juniper area for a picnic where there is rock and log shelter houses.

Lone bison near where we ate lunch.
Lone bison near where we ate lunch.

Near the picnic ground, a lone buffalo was nearby having his meal of grass, not a usual animal come across while having a sandwich.

Learning about natural cannonballs.
Learning about natural cannonballs.

CANNONBALL CONCRETIONS PULLOUT

Large brown cannonball-looking rocks were our next stop.

Exploring along the Buckhorn Trail
Exploring along the Buckhorn Trail

We also explored some of the Buckhorn Trail here as it went along the hard clay that is filled with pockets and intentions.

Broken up cannonballs
Broken up cannonballs

Story on the Cannonballs

These balls were not carried by flowing water or glaciers.

Instead, they formed within the sediment layers of the badlands. Now, erosion is slowly exposing these buried treasures.

Cannonball with a ring of grass
Cannonball with a ring of grass

They formed when mineral-rich water deposits minerals as it seeps through porous sediment layers. The minerals act like glue, binding the sediments together and forming concretions. Concretions form into many different shapes where these took on a spherical shape.

My son Andrew sits on top of a cannonball.
My son Andrew sits on top of a huge cannonball.
Andrew sitting on the rock table
Indentions in the clay walls

We wandered around this area checking out the different balls here then walking further back finding a short cave and even a rock table.

At River Bend Overlook
At River Bend Overlook

RIVER BEND OVERLOOK

Here we walked along the rim of the canyon checking out part of the Caprock Coulee Trail.

At the shelter
At the shelter

The overlook includes a stone and roofed overlook after walking a short trail from the parking lot.

This was a scenic spot being able to see far off in the distance with views of the Little Missouri River far below among the trees.

You can see different colored layers of cliffs and rocks here.

View along the cliffs with the shelter in the distance.
View along the cliffs with the shelter in the distance.

We spent time wandering around the cliffside to gain different distant views and see the stone overlook from a distance.

What created the Oxbow
What created the Oxbow

OXBOW OVERLOOK

This overlook takes its name from a type of meander in the river below. Oxbows and oxbow lakes are common along the free-flowing Little Missouri River where natural flood cycles constantly shift the river’s course.

View of the Oxbow
View of the Oxbow

Once the Little Missouri River went north, but encroaching glaciers blocked the river’s path. By about 640,000 years ago, the water found a new course, flowing east along the glacial front. The river’s new course was shorter and steeper, causing it to flow faster. As the water gained speed, it started carving down into the plains. This was the beginning of the formation of the badlands.

Looking out over the area.
Looking out over the area.

Taking in the Views

Down below we could see how the river curved around in the valley. Long trails that go through the park start from this location.

I liked the far distant view and the geological history carved by the river.

Another view by River Bend Overlook
Another view by River Bend Overlook

FINAL THOUGHTS

We did not do long hikes here but walked out to the overlooks and in the cannonball area.  Overall, it was a scenic area to explore further into Theodore Roosevelt National Park.

Look for these signs at trailheads.
Look for these signs at trailheads.

THEODORE ROOSEVELT NATIONAL PARK NORTH UNIT TRAILS

Little Mo Trail

A .7-mile trail that explores the river bottom habitat along a paved nature trail with slight grades.

Caprock Coulee Natural Trail

This trail is 1.5-miles goes through badlands terrain and dry washes as you experience a variety of habitats.

Prairie Dog Town via the Buckhorn Trail

Starts at the Caprock Coulee Trailhead and follows the Buckhorn Trail to a prairie dog town for a total of 1.5-miles.

Achenbach Trailhead
Achenbach Trailhead

Sperati Point via the Achenbach Trail

Another 1.5-mile trail begins at Oxbow Overlook. A gently rolling walk leads to an overlook of the Little Missouri River.

Bison can be found right off the road.
Bison can be found right off the road.

DETAILS:

Drive: Take Interstate 70 to Kansas City then go north on Interstate 29 and then in Fargo make a left onto Interstate 94. Take exit 42 and go north on U.S Highway 85 going north. Look for the entrance to the park on the left after crossing the Little Missouri River.

Hours: 24 hours

Address:

208 Scenic Dr, Watford City, ND 58854

SITES ALONG HIGHWAY 85

Trapper’s Kettle

Trapper’s Kettle

If you are hungry for lunch or dinner Belfield, North Dakota has the Trapper’s Kettle in a rustic trapper setting. Based on the idea of having food that can be trapped or grown. This restaurant is on the other side of the intersection of Highway 85 and Interstate 94.

Address:

803 US-85, Belfield, ND 58622

Sweet Crude Travel Center

Sweet Crude Travel Center

Located on the open range on the highway to the North Unit where there are not a lot of stops. This travel center has food, gas, and well-attended restrooms.

Address:

12678 ND-200, Grassy Butte, ND 58634

STAYING IN MEDORA

Rough Riders Hotel has a colorful history with former President Theodore Roosevelt.

Rough Riders Hotel

Next, we went back for one final night at Rough Riders Hotel in Medora, S.D.

Address:

301 3rd Ave, Medora, ND 58645

EARLIER SITES ON THE TRIP

Theodore Roosevelt National Park: South Unit

Take in the views of eroded canyons and see prairie dogs and wild stallions at Theodore Roosevelt National Park South Unit.

Theodore Roosevelt National Park: Painted Canyon

Panoramic canyon views and hiking trails are found at Theodore Roosevelt National Park’s Painted Canyon Visitor’s Center.

Badlands National Park: East Side Hiking

In Badlands National Park you can see unusual rock formations and canyons with vibrant colors and plenty of hiking trails to explore.

Badlands National Park: West Side Hiking

At Badlands National Park we took short hikes along the Loop Road checking out fossils and going up into the Badlands along a trail. We also stopped at the many overlooks for different views of the canyons and spires we drove by.

STOPS ALONG THE TRIP TO THE DAKOTAS

Discovering the Sioux Falls Waterfall

Seeing a waterfall at sunset in Sioux Falls, South Dakota, was part of our first night on our summer trip to the Dakotas and Mount Rushmore.

Driving to the Highest Point in Iowa

Surrounded by cornfields on a windswept hill stands Hawkeye Point, the highest natural point in Iowa at 1,670 feet.

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