Olympic standard venues are indoor 250 metre wooden tracks with coloured bands painted at various intervals up the track. (britishcycling.org.uk)
Brown built a banked wooden track over the dance floor of his arena in Dreamland Park. (si.com)
Sometimes he would use the brooms freely, and sometimes they would be guided by wooden tracks he built, a practice that enabled him to have faster, more far - reaching lines while maintaining control of the broom. (michaelrosenfeldart.com)