A hallucination is a perception in the absence of external stimulus that has qualities of real perception. Hallucinations are vivid, substantial, and are perceived to be located in external objective space.
Construction begins on Poland's tallest tower by Foster + Partners. Work has started on a 310-metre-high Warsaw skyscraper by Foster + Partners, expected to become the tallest building in Poland. The Varso Tower, or Warsaw Tower, is now under construction on a brownfield site next to the Warszawa Centralna railway station, with completion slated for 2020.
A race for the tallest building. For Walter P. Chrysler, from the car manufacturer, building the tallest building in the world was a status symbol. The Chrysler Building was in a race with the Bank of Manhattan (now 40 Wall Street) for obtaining the title of tallest building in the world. It looked like the Bank of Manhattan would win the race, with an expected height of 282 meters (927ft) to around 230 meters for the Chrysler Building.