请问优胜美地国家公园附近的MARIPOSA GROVE是否20

National Park Service官網有公告：
The Mariposa Grove Road will be temporarily closed to vehicle and foot traffic, and the Lower Mariposa Grove will be temporarily closed to all use, tentatively beginning May or June 2015.

差不多，今年5-6月开始关闭，预计明年11月开放。