Understanding signal failures across challenging U.S. landscapes. The post Why GPS and Phones Fail in Certain U.S. Terrains ...

The new fee was announced Tuesday by Interior Secretary Doug Burgum and takes effects Jan. 1. Foreign tourists also will see ...

WASHINGTON (AP) — The National Park Service said Tuesday it is going to start charging the millions of international tourists ...

In a statement hailing a new “resident-focused fee structure that puts American families first,” the department said as of ...

Enjoy a holiday tradition by getting your Christmas Tree Permit to cut a tree in Northern Colorado's beautiful forests.

Experience the grandeur of Sumidero Canyon, a dramatic natural gorge carved by the Grijalva River in Chiapas, Mexico.

Jaden Henley made 7 of 8 from the free-throw line and scored 15 points to help Utah beat Grand Canyon 68-58 at the Acrisure Classic. Freshman Efe Demirel scored a season-high 12 on 5-of-10 ...