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This dry bag comes with a valve and compression straps. I understand the purpose of the compression bag, but what is the purpose of a valve?
In August of 2015, my husband and I were out for a walk at the Wachusett Reservoir, in Central Massachusetts. It was the same walk, including day and time, as in this question. We stopped at the w...
I am looking for wildlife viewing areas that are open to manually powered boats (i.e. Canoe) in areas within a few hours drive of Pittsburgh PA. Criteria: Motor boats are prohibited (electric ...
I have a feeling this can come in handy but I don't know why exactly has this been provided.
I bought a pair of Hanwag boots late in 2013 at Naturkompaniet in Norrköping, Sweden, and I've never loved a pair of boots more. But now at least one of the shoes is in a bad state and a repair sh...
I am camping this weekend and my new tent just arrived today. I want to put it up and waterproof it now with a spray-on silicone waterproofer and a seam sealer. It's evening right now and very bri...
I understand that there are a lot of factors that add to the error of a bearing and therefore the accuracy of a triangulation but I would like to know in general how accurate it is possible to be. ...
Is there an app that will tell me where the nearest cell phone tower is when I am out of cell range? I'd like something like this so that I can know which direction to go to get to a signal in the...
What height should a climber consider safe on a boulder such that in case of a fall her/his spotter can guide her/him fall to safely land on feet? Here, safety is for both of them, and not just th...
A friend just came back from the beach and he mentioned he decided not to take his bike because he wasn't sure if it would be easy/comfortable to ride it on the sand. We started discussing if it w...
In the United States, we have areas designated as National Parks, and areas designated as National Monuments. What are the fundamental differences between the two?
I would like to fish for Butterfly Peacock bass with some bucktail jigs, but I haven't been able to find information on the best way to rig my line to have a successful setup. I live in Florida an...
This exchange of comments on English Language and Usage got me to wondering if outdoor ice-skating is or was ever a sport in Iran (or central Asia). Certainly it gets cold enough in parts of Iran. ...
I was walking my dog along this one stretch of side walk in my neighborhood and there are a few of these trees lined up along it. They have a fuzzy seed pod (or perhaps a flower pod?) that reminds...
There is this one tree (I believe an oak tree) near my road that is very large in size. Practically at the base of its trunk, it diverges into four other large trunks: What causes this phenomen...
While hiking and backpacking, I often ponder how the trail came to be located where it is. Some trails, especially longer ones, seem like they could take several different routes to get to their de...
On a recent hike at the Audubon Wildlife Sanctuary in Princeton, Massachusetts, my husband came across this tree. The trunk is twisted in a spiral/curly fashion. It was in a forest of many other ...
Back in my hometown in Northeast Pennsylvania, I remembered that there was this tree down my road that had an extreme curvature to it. Now, I could see a branch of a tree growing like this, but th...
I live in a region where you have trails that are open any time of the year, some of the other trails are usable throughout the year except rainy (monsoon) season. There are also rare cases of the ...
I live in the United Kingdom. This cheeky fellow recently wandered into the house, scaring the life out of the missus, much to the amusement of the child. I put him out in the porch with a ...
I'm going to be participating in the UK National Three Peaks Challenge at the end of next month. For those who are unaware; the Three Peaks consists of hiking the highest peak in England, Scotland ...
According to the answers at Does water in the sun get purified from or polluted by algae, fungi and bacteria? & Can sunlight be used to purify water? water in special containers can be purified...
A bit hypothetical, but ruling out being able to use a solar still, or the SODIS method, could you make water drinkable by using the suns heat through a magnifying glass? Paper self ignites at 451...
I've got a pair of Keen hiking boots that, at their best when brand new, never had a particularly good grip, and now, a few years later, have simply lost any grip to speak of. They are so slippery ...
In my planned circuit around Höfsjökull in Iceland, the biggest of the 15–20 fords will be Þjórsárkvíslar. Travel writer Fabrizio Frascaroli describes fording this river; I have included an excerp...
