Knowing how not to get lost is a skill – globally an increasing number of people are subject to search and rescue operations.
One of those operations was in New Zealand just last weekend, where the only thing the trampers took with them was a cellphone.
It's sparked a warning from the Royal Institute of Navigation in the United Kingdom, which says people are too reliant on their phones and have zero navigational ability.
Stu Gilbert from SOS Survival Training agrees people are too reliant on technology, and he joined Paul Henry in studio this morning with his top five survival tips.
He says GPS shouldn't be considered the primary device for location - it's just one of many tools in the kit.
Watch the video for the full report.