External Parameters in CATIA V5

Catia V5 has a powerful and yet simple way to control many parts over so-called external parameters. First you create the parameter (for instance a length) then you use it in as many parts as you like. Changing the parameter will cause all the parts that use it to be updated. 1. Create a Product…

Most Ambitious Cancelled Skyscrapers

Due to the world’s economic troubles, the following skyscraper projects have been scrapped, or put on hold.  All prices are in USD. Number 10: Burj Al Alam, Dubai   The Burj Al Alam, or World Tower, was designed to represent a $1.36bn 510 meter (509.9 meter) crystal flower.  By comparison, the tallest building in Vancouver,…

Modern Abandoned Cities (Ghost towns)

In Ma­y 2008, officials in the Ch­ines­e provi­nce of Sichuan annou­nced that the city of Beichuan may be moved to a neighboring county, leaving the old city abandoned. Beichuan was one of the areas hardest hit by an earthquake earlier that same month, which killed more than 50,000 people. The quake destroyed most of the…