With National Trails Day arriving Saturday, hikers, bikers, and paddlers in 23 states will have access to a new national recreation trails in their respective states.

Planning to visit Acadia National Park this summer? Consider taking some time to join the Friends of Acadia during one of their many activities. Here's a list of what's on their calendar:

For the third time in a week, a pipeline carrying water below the rim in Grand Canyon National Park has broken. This time the break washed out a 45-foot section of the North Kaibab Trail, and park officials say that means cross-canyon travel won't be possible for the near future.