Not too difficult, place the barometer by the building, measure shadow, measure shadow of building, adjust by the known height of the barometer.

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Once a potent symbol of American frustration with the Vietnam War, the prison is now a tourist attraction, in the shadow of an upscale high-rise building owned by a Singapore businessman.

CNN: 'Hanoi Hilton' now holds only painful memories

As the storm whacked the city in August 2005, a small group of journalists holed up in a hot storage room deep inside the newspaper's building on Howard Avenue in the shadow of the Superdome.

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Experiments like the one he'll perform later this month or Lifton's Shadow Lab could let outsiders track the movement of a building's inhabitants and follow their behavior.

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When he set to building his own empire, he proved beyond a shadow of a doubt what he had learned from his time at both those organizations: he had seen the way a story travels through the internet, and he understood how to make people say what he wanted whether they knew it or not.

FORBES: Andrew Breitbart Wielded The Internet Like a Shotgun

But shadow home secretary Anne Widdecombe said that a backlog of appeals was building up with only 3, 000 of 11, 000 new appeals being dealt with.

BBC: UK 'winning' asylum battle

Shadow education minister Vernon Coaker accused ministers of changing design requirements and building regulations in order to see as many of the schools built as quickly as possible.

BBC: Academies Bill 'could reduce playing fields provision'

Shadow foreign secretary William Hague said the UK must focus on clear objectives such as building up of the Afghan army and "ensuring that the gains won by British forces on the battlefield are swiftly followed by reconstruction".

BBC: Talk to Taliban, Miliband urges