From Acadia in Maine to Zion in Utah to the North Cascades in Washington, America's 401 national park areas have gates blocking entrance roads.
The last remaining campers and hotel guests in the parks must leave Thursday, and park rangers will patrol to keep others out.
The national parks "belong to the American people, and the American people should have the right to come in," says National Park Service Director Jonathan Jarvis. "But the only way I can protect these places during this period is to shut them down."
Pardit Pri had health insurance until she decided to quit her job as a legal administrative assistant and stay home with her newborn son 20 months ago. She thought she'd have coverage by now. But it didn't work out that way.
"I knew that I wasn't going to be working for a while because I decided to stay home with my son, and I thought ... 'OK, fingers crossed. Nothing will happen during that time,' " she says, as she plays with her son in their Orange County, Calif., apartment.
After more than two decades in city government, Bill Averill has a pretty impressive mental inventory of Milwaukee real estate. He started in the city assessor's office when he was 34, after leaving a private sector job that paid better but had no retirement benefits.
"That was one of the main reasons I went to work for the City of Milwaukee," he says. "And so I knew the pension at some time, way out in the future, would be a benefit to me."
As the leader of Senate Democrats, Harry Reid has been in a lot of fights — but this one may be different, in that Reid has drawn a line.
Throughout the weeks leading up to the shutdown, through four votes in the Senate with not a single defection from the Democratic caucus, and once again after the meeting at the White House, Reid has rejected any of the changes in the Affordable Care Act that House Republicans have demanded as a condition for funding the federal government.