It’s a dire situation,” says one national parks advocate. “These spaces shouldn’t be taken for granted, and they are at risk.

National Parks Week begins this weekend, kicking off with free entry to all parks on Saturday, April 19 — just weeks after ...

National Parks Week begins this weekend, kicking off with free entry to all parks on April 19. The park service says visitors ...

Two Arizona national parks were named among the best parks for seeing wildlife like mountain lions, bison and birds. Here's ...