There are marked tracks from 2km to 36km though how far you walk is completely up to you.
One person who makes sure she can get a fresh air fix is Jo McKenzie, who has worked at nearby Scion for 31 years. She walks in the forest three times a week.
"It's just so tranquil and there's so much variety - you couldn't get better than this," she said.
"Even when it's raining you can still come through because you're not getting that downpour. I'm amazed how many local people don't know [the forest] is here.
"I like to come out at lunchtime, it's good to have that out - you go and chill out, it's a big release."
The Rotorua Daily Post Essential 50 lists the city's must-see, must-do and must-try activities and experiences thanks to reader nominations. We'll be highlighting one every day over summer.