Longest line of firecrackers

On 19 October 2002 an unbroken line of firecrackers was detonated in Sueca, Valencia, Spain, measuring 11 km (6.83 miles) long.

The unbroken line of 11 km (6.83 miles) was part of a larger attempt of 21 km (13.04 miles), but the line stopped at the 4 km (2.48 miles), 5 km (3.10 miles) and 10 km (6.21 miles) marks.