10. Bölüm: 10. Bölüm

Bölüm Konusu

Straight Down the Line!: Simon tracks down the most famous line in the world, the zero line of longitude - otherwise known as the Greenwich Meridian - that celebrates its centenary next Saturday. Most visitors to Greenwich admire the famous Time Ball dropped one hour after noon each day-now is your chance to see how it works and why Greenwich Mean Time is of worldwide importance.