You can get any level of workout from our fitness trail challenge, no matter what equipment you find. We've already discussed a few ways you can modify the exercises to be easier, if that's what you need, but now let's talk about how to get even more of a challenge.

If you've ventured out looking for fitness trails for the Lifehacker Fitness Challenge, you may have noticed some mysterious unlabelled equipment. What are you supposed to do with this bar near the ground? This slanted bench? Here are your answers.

Gorillas, the largest primates in the world, can stand up to 1.8m tall and weigh upwards of 180kg. They're normally very peaceful animals - more Koko and less King Kong - but a dominant silverback male has the strength of several men, and isn't afraid to use it to defend his troop.

You don't need a lot of time or even effort to upgrade your outdoor space. In fact, in an hour or less you could complete a project that will help turn your backyard or balcony into an impressive oasis. Here are 10+ ideas to consider.

Even as the weather cools, you still have to mow the lawn. If you're confused about what type of mower you need or you're just looking to justify the cost of upgrading, read on.

Staying fit and active doesn't mean that you need to leave your devices at home. In fact, they can make your time out in the wild even better.

We figured we aren't the only ones who feel this way. And with Christmas coming up, we thought we would offer up some great tech solutions for your loved ones who enjoy getting off the beaten track.

Simply floating in water might look easy, but it's actually pretty difficult if you don't have a flotation device, and treading water is an essential safety skill for anyone who plans on spending time on or near the water, well, ever. Here's the best way to do it for as long as possible in an emergency situation.

Davy Crockett is an American folk hero of mythic proportions, and was greatly popularised during the '50s and '60s thanks to Disney's TV miniseries and major motion pictures. But Crockett was a very real person in history, and he had a lot of wisdom to share.

In the unlucky scenario where your car breaks down at night, or the power cuts out, you'll be happy to have a reliable torch on hand. Powered with 500 lumens and an adjustable zoom that provides up to one mile of range, the UltraBright 500-Lumen Tactical Military Flashlight is perfect for any emergency kit or outdoor adventure, and you can score two of them at a brand new price drop.

Yesterday I asked you for all your brilliant thoughts, tips, tricks, and recipes for grilling great food, and man did you all deliver.

Australia has a reputation for having lots of deadly animals - but we're actually pretty safe from apex predators. As long as you keep out of the water and don't attempt to box a kangaroo, you're relatively safe from harm. Not so in America, where mountain lions have been known to kill and eat humans. If you're every hiking in the US and bump into one of these surly cats, here's what to do.

Ladybugs eat aphids. So if aphids are eating your potato plants, you might be tempted to mail-order a ton of ladybugs (yes, this is a thing you can do) to solve your garden woes. There's a flaw in that plan, though: When you release ladybugs, they fly away.

While the chances of getting attacked by a shark are much less likely than a dog attack, you just never know, especially if you're out surfing, swimming or diving in open waters. We hope you never have to use these tips, but here's what you should know.

Hopefully, you'll never be in a situation where you have to use these tips, but they might just come in handy to help you handle a dog attack. In this Business Insider video, a former Navy SEAL tells you what you need to know to protect yourself.

When you're over in the US, one of the best things to do is visit the famous national parks where you get to see the preserved natural wonders; each park offers unique views. Recently a former National Geographic photographer visited every national park and tabulated the ones most likely to take your breath away.

Taking your dog along when you go camping, hiking, or to the park is fun for both you and your pup, but they can wander off and get into trouble. Here's a way you can give them freedom to explore without wandering too far while outdoors.

Good kindling makes starting any type of fire easier, whether it's your barbecue, fire pit, or a campfire under the stars. These compact fire-starter pills make for great kindling and are super easy to make.

If you're planning a garden, you should also consider how you're going to control weeds. Our friends at the Old World Garden Farms suggest leaving behind the harsh herbicides this year and opting for these gentler treatments, from mulch to a weed torch that looks fun to use.

If you're lost in the wild and in dire need of food, you can make a fish hook out of something you're almost guaranteed to have on you - a zipper. We explain how to pull it off. The accompanying video also explains 19 other survival tips that are sure to come in handy during your next camping trip.