Between extremes of climate farther north and south, the 38th North parallel Line marks a temperate, middle latitude where human societies have thrived since the beginning of civilization.
Former park rangers, the authors set out on an around-the-World journey in search of water-related environmental and cultural.
It divides North and South Korea, passes through Athens and San Francisco, and bisects Mono Lake in the eastern Sierra Nevada, where authors David and Janet Carle make their home.
Between extremes of climate farther north and south, the 38th North parallel Line marks a temperate, middle latitude where human societies have thrived since the beginning of civilization