Unlike the roads in the park, the trails are not plowed. So if it is a snowy winter, strap on those snowshoes and come find these caches. BYOHW (Bring Your Own Hand Warmers).
You are looking for a bison tube.
Nobhg 15 srrg sebz n I gerr jvgu n yrnare lbh’yy ubcrshyyl svaq n gerr ubyr ng tebhaq yriry.