英文介绍天使岛，急！！

问题描述：

帮帮忙，用英语介绍天使岛，4-5句话

问题解答：

Angel Island is an island in San Francisco Bay that offers spectacular views of the San Francisco skyline, the Marin County Headlands and Mount Tamalpais. The entire island is included within Angel Island State Park, and is administered by California State Parks. It has been used for a variety of purposes, including military forts and immigration centers. The Immigration Station on the North East corner of the island processed approximately one million Asian immigrants and has been designated a National Historic Landmark.