original: An extensive canal network remains from the Industrial Revolution, nowadays mainly used for leisure.
simplifications: a long canal network from the Industrial Revolution is used for fun today. The many canals of the Industrial Revolution are now used for leisure. A canal network from the Industrial Revolution is now used for leisure. An extensive canal network remains from the Industrial Revolution. It is used today for leisure. A large canal network remains from the Industrial Revolution. Today, it is mainly used for leisure. An large canal network remains from the Industrial Revolution. Now it is mainly used for fun. An extensive canal network remains from the Industrial Revolution. Today is it mainly used for leisure. Many canals remain from the Industrial Revolution though today, they are mainly used for fun. An extensive network of canals remains of the Industrial Revolution, now mainly use for recreation. An extensive canal network remains from the Industrial Revolution is now mostly used for leisure