It seems as complex as french Aérotrain (if not more), which was sustended on an air cushion (much like an hovercraft). It achieved nice performance for its time, but was ultimately a failure due to the need of new dedicated railways and the expensive running costs (used aircraft turbines in later versions).

http://en.wikipedia.org/wiki/A%C3%A9rotrain

The Leningrad Cowboys should sue them.

Edward Khoo > Most of them were built during 17th and 18th centuries, the engineers of this period already had all the required tools to trace such figures. The forts don't use a lot of stones, their "walls" use dirt (it's more efficient for the absorption of cannonball's impacts).

In France a lot of them were built under the supervision of Vauban, during the reign of Louis XIV.

This pattern was popular in Middle East under Saladin and the Ayyubid dynasty (12th century). It was recently used in France for the poster of an exhibition about this period :

http://www.afrik.com/article3524.html

It looks like one of those plastic things where clothespins are attached all around, and which can hold as many pieces of clothing (mostly socks) as there's clothespins. But it seems to be made of metal, and the clothespins are missing.

Although it may not be a country, the Ohio flag is also shaped unusually :

http://en.wikipedia.org/wiki/Ohio

Ooops, sorry about the URL, I just wanted to point to a more complete explanation...

That's a hydrometer : the container has an embedded thermometer to correct the reading (the set should include a correction table), on the blog we can see the glass bulb used to measure the gravity (density) of the liquid placed in the container.

Have a look on Wikipedia for a better explanation of the principle :

http://en.wikipedia.org/wiki/Hydrometer

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It was Manhattan's father who was a watchmaker in the comic books.

Really neat shirt design, by the way.