- Countries around the world have set aside land and resources for national parks
- iReporters share photos of their favorite parks abroad
- See the world's best national parks and find out why you need to visit them
This story was originally published in 2014, and we've brought it back in honor of Earth Day 2016.
(CNN)From biking hundreds of miles in Patagonia to trekking across Myanmar, iReporter Anne Dirkse has set foot on all seven continents, and she's done it all on her own. The travel writer and photographer from Loveland, Colorado, spends months out of the year uncovering hidden gems in other countries, and says some of her favorite places to visit are national parks.