Please download our free self-guided trails and take to the streets to uncover the fascinating hidden histories of Willesden Green, Queens Park & the Welsh Harp Reservoir. There are 4 x A4 sheets for each trail that can be printed in colour or black and white. Easy clues and puzzles are included to make exploring more fun. All three trails take less than 1 hour to complete and can be completed alone or in a group and are suitable for all ages.