Officials at Maine's most popular state beach posted signs last week that warn visitors the terrain beneath their feet could give way and land them in natural pockets of sticky sediment. The signs at ...

Jun. 6—Jamie and Patrick Acord were at Popham Beach State Park on Saturday evening, heading for the parking lot after spending a few hours strolling barefoot in the surf and looking for sand dollars.

Getting trapped in quicksand is a corny peril of old movies and TV shows, but it really did happen to one unfortunate hiker in Utah's Arches National Park.The park famous for dozens of natural, ...