D.I.Y.

Fire Brick 

Fire Ring 

Bed Of Truck Of Gravel

Make big circle where you wan your fire pit dig 2 inches deep 

flatten the ground with flat shovel  pour gravel 

place fire bricks around in a circle place ring inside put gravel in the inside

of the fire ring and make sure everything is level and there you have a very 

nice and non expensive fire pit.