A Wild Tail Motorized Ball Cat Toy is the next-best-thing to live prey, and is certainly a more humane toy for your cat to entertain itself with.
If you can't walk - hire a motorized cart.
Little ones love the mobility that comes with sitting on a ride-on toy, and older kids love the freedom and the power that comes with riding a bicycle or motorized bike or scooter.
There was also a famous "body chute", through which the dead would travel down on a motorized rail and cable system to the waiting vehicle.
The roads, if you could charitably call them such, had been cut a hundred years past by men who knew only their boots or a burro for transportation and had never seen a motorized vehicle, even one as hardy as a Jeep.