Photo Date: 
08/24/2013
Badlands National Park entrance sign welcomes visitors.
Photo Date: 
08/24/2013
A hiker is dwarfed by the massive Badlands formations.
Photo Date: 
08/24/2013
The park's unique scenery began forming millions of years ago.
Photo Date: 
08/24/2013
Erosion causes constant change in the spectacular scenery.
Photo Date: 
08/24/2013
Hikers are permitted to wander off the trails.
Photo Date: 
08/24/2013
An armored mud ball is an intriguing natural feature in the park.
Photo Date: 
08/25/2013
Bighorn sheep are seen throughout the park, even along the road.
Photo Date: 
08/24/2013
The only venomous snake in the park is the prairie rattlesnake.