Uploaded on 2014-11-15 by jonathanmhwright

![Gas holder][1] [1]: https://edxuploads.s3.amazonaws.com/14160719059844903.jpg Due to their large size and distinctive shape, these gasholders are a very visible part of the energy infrastructure in British cities. It is a reminder of the critical role natural gas (and energy in general) plays in allowing our cities to function.