I'm in awe. This man shifts huge blocks of concrete weighing many tons - alone, without fancy tools or machines. He's reconstructing Stonehenge in his backyard. Get a fun physics lesson from Wally Wallington:
(Via Boing Boing.)
PS: Can somebody please explain the "two small rocks" method? I'm not clear on either where the pebbles are being placed, nor how it's helping him move the block. (Max?)
UPDATE: Max came through for me! Check the comments! Thanks, Max!