Grotto Hills
Grotto Hills is a range of hills in the Lanfair Valley of San Bernardino County, California. Its tallest summit is at 4,892 feet / 1,491 meters.
Coordinates: 35°05′34″N 115°09′40″W / 35.09278°N 115.16111°W
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Wikipedia
Grotto Hills is a range of hills in the Lanfair Valley of San Bernardino County, California. Its tallest summit is at 4,892 feet / 1,491 meters.
Coordinates: 35°05′34″N 115°09′40″W / 35.09278°N 115.16111°W