As the name suggests, robot lawn mowers are small, self-propelling, Roomba-like mowers that cruise around one's yard and cut the grass. They typically run on rechargeable batteries and can sense when they're in need of a charge,

Retro Lawn Mower This DIY lawn mower was built by Jeep2003, a user at Old Mini Bikes forum. They used a two-stroke engine from an old snowblower, part of an old smoker grill for the deck, and the body was made to resemble a vintage car,