Nearest Dark Sky Finder
Enter your coordinates (from the Milky Way Tonight result, or any map) to find the nearest meaningfully darker sky.
Certified dark-sky places
International Dark Sky Association parks, reserves and preserves — curated with source links. Bortle values are atlas estimates.
- Big Bend National Park — Texas, United States · Bortle 1 · IDA International Dark Sky Park (Gold Tier, 2012) official site ↗
- Great Basin National Park — Nevada, United States · Bortle 1 · IDA International Dark Sky Park (2016) official site ↗
- NamibRand Nature Reserve — Hardap, Namibia · Bortle 1 · IDA International Dark Sky Reserve (Gold Tier, 2012) official site ↗
- Aoraki Mackenzie International Dark Sky Reserve — Canterbury, New Zealand · Bortle 2 · IDA International Dark Sky Reserve (Gold Tier, 2012) official site ↗
- Canyonlands National Park — Utah, United States · Bortle 2 · IDA International Dark Sky Park (Gold Tier, 2015) official site ↗
- Capitol Reef National Park — Utah, United States · Bortle 2 · IDA International Dark Sky Park (Gold Tier, 2015) official site ↗
- Chaco Culture National Historical Park — New Mexico, United States · Bortle 2 · IDA International Dark Sky Park (Gold Tier, 2013) official site ↗
- Cherry Springs State Park — Pennsylvania, United States · Bortle 2 · IDA International Dark Sky Park (Gold Tier, 2008) official site ↗
- Death Valley National Park — California, United States · Bortle 2 · IDA International Dark Sky Park (Gold Tier, 2013) official site ↗
- Great Sand Dunes National Park and Preserve — Colorado, United States · Bortle 2 · IDA International Dark Sky Park (2019) official site ↗
- Jasper National Park — Alberta, Canada · Bortle 2 · IDA Dark Sky Preserve (2011) official site ↗
- Natural Bridges National Monument — Utah, United States · Bortle 2 · IDA International Dark Sky Park (2007 — first IDSP) official site ↗
- Rainbow Bridge National Monument — Utah, United States · Bortle 2 · IDA International Dark Sky Park (2018) official site ↗
- Waterton Lakes National Park (Waterton-Glacier IDSP) — Alberta, Canada · Bortle 2 · IDA International Dark Sky Park (cross-border, 2017) official site ↗
- Antelope Island State Park — Utah, United States · Bortle 3 · IDA International Dark Sky Park (2017) official site ↗
- Galloway Forest Park — Scotland, United Kingdom · Bortle 3 · IDA Dark Sky Park (Gold Tier, 2009) official site ↗
- Grand Canyon National Park — Arizona, United States · Bortle 3 · IDA International Dark Sky Park (2019) official site ↗
- Headlands International Dark Sky Park — Michigan, United States · Bortle 3 · IDA International Dark Sky Park (2011) official site ↗
- Mont-Mégantic International Dark Sky Reserve — Quebec, Canada · Bortle 3 · IDA International Dark Sky Reserve (2007) official site ↗
- Northumberland International Dark Sky Park — England, United Kingdom · Bortle 3 · IDA Dark Sky Park (Gold Tier, 2013) official site ↗
- Pic du Midi International Dark Sky Reserve — Occitanie, France · Bortle 3 · IDA International Dark Sky Reserve (2013) official site ↗
- Exmoor National Park — England, United Kingdom · Bortle 4 · IDA International Dark Sky Reserve (2011) official site ↗