The cave is one of about 275 known caves in Sequoia and neighboring Kings Canyon National Park. The park's only publicly accessible cave, it has been open to visitors since the 1940s, making it one of ...

Anderson will share some of his stories at the Gem, Mineral & Fossil Show – put on by the Black Hawk Gem & Mineral Society – at the Waterloo Center for the Arts, 225 Commercial St., on Sunday. The ...