Summer is here, it's time to head out to find your spot in the National Park System. But traffic can be a bear and leave you without a spot to park. Here's a look at 10 parks that experience some of the worst summer traffic in the system. And some solutions to consider.

Secretary Zinke, We, your staff, across the National Park Service, are appalled at the way Superintendent Dan Wenk and other SES managers are being treated and dismissed. Hundreds of us have had the pleasure and honor of working for Dan Wenk. After 43 years of dedicated service to this country and to the National Park System, and to the American public, this is how you treat him? Is this what we can all expect? Dan has done nothing but stick up for what is right, treat employees well and fairly, and ensured that places like Yellowstone endure for future generations to come. He performed as a leader!

A California woman was gored by a bison in Yellowstone National Park, just the latest incident of park visitors getting too close to wildlife in the park.

The suddenly vigorous Steamboat Geyser at Yellowstone National Park erupted once again, on Monday morning, and one visitor was able to capture the steaming display on video.