SOLID, engineered and extremely heavy, we’re used to seeing our buildings remain where we built them.But that’s not always convenient and in extreme circumstances, engineers can pick-up and relocate entire structures.

Most building moves happen to protect an historic structure that’s in danger of being damaged in its current location, or is in the way of a new development.In 1999, America’s tallest traditional lighthouse found itself 420 metres closer to the sea than it was in 1870, thanks to coastline erosion.