# Organ Pipe Cactus National Monument

Park staff began work towards a dark sky designation in 2016, and since then have collected months of night sky quality monitoring data, updated over 100 lights around the visitor center and campground, hosted annual ...

**Type:** park

**Location:** AZ, US

**Nearest town:** Ajo

**Certified:** 2026

Park staff began work towards a dark sky designation in 2016, and since then have collected months of night sky quality monitoring data, updated over 100 lights around the visitor center and campground, hosted annual ...

[Official site](http://www.nps.gov/orpi)

[Source](https://darksky.org/places/organ-pipe-cactus-national-monument/)

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