Largest marble track loop-the-loop
  • This record is for the largest loop completed by a marble on a marble roller coaster track.
  • This record may be attempted by an individual or a team of unlimited size.
  • This record is based on the diameter of the loop.
  • This record is measured in metres (m) to the nearest 0.01 m, with the equivalent imperial measurement also given in feet (ft) and inches (in).
  • For the purposes of this record, magnetic tracks and marbles are not applicable under this record category.