I visited all the major US national parks and ranked them based on factors like beauty and crowd size. My favorites include ...

Mauna Kea in Hawaii is famous for its clear skies and negligible light pollution, making it the perfect spot for stargazing.

The episodic summit eruption of Kīlauea in Halemaʻumaʻu Crater has been going on for more than 3 months now, with 16 eruptive ...