With 63 national parks spanning more than 50 million acres (and that's not even including all the other sites protected by the @nationalparkservice) it can be hard to pick a favorite! But let us know your favorite (or top 5 favorites) in the comments below! #nps #nationalparkservice #nationalpark #nationalparks #publiclands #earthday #savetheearth #nature #openspace #findyourpark #nationalparkgeek #nationalparkphotography #nationalparklove #parkchaser #nationalparkphotographer #outside #explore #optoutside