Set Of Four Solar Step Lights: These would be great for the front steps at our new house - or the steps to the back deck :)
How to: build brick path.
Solar lights for the deck use along steps or step down to another level
So far these are my favorite inexpensive solar lights. They have an on/off switch and a fairly bright light. Solar LED Mini Deck or Step Light, Round, Moonrays.
Great idea for uplighting your garden - solar step light
Solar stainless steel step light
Solar Deck Lights, Set of 4 - Solar Step Lights - Solar Stair Lights
Solar powered illuminated stepping stones (that really ought to be sunk into the ground, but we'll let that pass),
Create this simple pond-in-a-pot with our step by step instructions: http://www.midwestliving.com/garden/container/how-to-plant-a-water-container-garden/