Garden paths and stepping stones give the space a dimension, sense of charm and completeness. You can find million ideas in versatile styles and designs on the Net, so it is up to you to determine
If you have kids, here is a great idea for the back yard.
Pallet floor idea. Beautiful way to add character to the space and to reuse the existing wood.
Amazing and Inexpensive DIY Pallet Furniture Ideas More
Patio Deck Out Of 25 Wooden Pallets Pallet Flooring Pallet Terraces & Pallet Patios