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Photo: Watercone Passive Solar One Step Water Condensation FTW! We wrote about the Watercone back in 2004, but considering how much TreeHugger's audience has grown since then, it's likely that only a handful of you were reading the site back then. I
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Cost of living comparisons in more than 800 cities all over the world. Get up-to-date full cost of living comparisons!
To create a version of earthalbum that looks at sunsets or flowers around the world:
The world's only site that can show you the best flights to a city, state, country, continent or "anywhere", all in a single search.
The Science of Paperplanes
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Random Google Street View - teleport to a random place in the world.
Shopping for air travel can be both confusing and frustrating — airline ticket prices change frequently (with seemingly no particular rhyme or reason). Let's face it — your time is too valuable to be laboring over a computer screen for hours searchin...
The top 100 wonders of the world - ranked by Howard Hillman - the world's leading wonder authority
Some cities die. The people leave, the streets go quiet, and the isolation takes on the macabre shape of a forlorn ghost-town - crumbling with
Learn the methods to stay alive in the harshest and most isolated conditions on Earth.