Kīlauea’s activity from 2018 until now has been compared to cycles of summit collapse and refilling prior to 1924. However, Kīlauea also exhibited similar behavior during the 1967-68 Halema‘uma‘u eruption.

Jumping from cliffs at Glen Canyon National Recreation Area in Utah into the cool waters of Lake Powell can be a great activity, if you know exactly what you're jumping into. Is it shallow? Are there submerged objects? There are a number of risky conditions that can arise from jumping into Lake Powell.

An Idaho man working a route up the Grand Teton died when he fell 40 to 50 feet from the Owen Chimney pitch, according to the National Park Service.

While the National Park Service has been studying the impacts of e-Bikes in the National Park System, the agency really knows little about the impacts on the environment or on other trail users, according to Public Employees for Environmental Responsibility.