No telling whether customer input can reverse the decline in Hummer H2 sales, which, says J.

FORBES: Have It Your Way

Competing with him were other vintage racers and, at FORBES' request, a 2003 Hummer H2.

FORBES: Magazine Article

When the Hummer H2 debuted its monstrous frame, my Dad covetously pointed out every single one on the road, especially the obnoxious yellow ones.

FORBES: How I Blew $1,000 and Ruined Christmas: 3 Lessons on Giving Gifts

The vehicles Americans drive have been getting steadily thirstier for 20 years, and the regulations have loopholes you could drive a Hummer H2 though.

FORBES: Magazine Article

Not the Hummer H2?

FORBES: Vehicles Feature

Not only can it go anywhere the G500 and H2 can (Range Rover gets 11 inches of ground clearance versus 10.5 inches for the Hummer), it's narrower than the H2, so it can sneak through rock outcroppings and between trees that would threaten the much wider Hummer.

FORBES: Vehicles Feature

Called the Hummer O2 (like the H2, only less toxic), this concept -- which just won the L.A. Auto Show Design Challenge -- incorporates a number of innovative, futuristic features into its oddly-shaped chassis, not the least of which is a "phototropic" body shell that contains algae-filled panels.

ENGADGET: Hummer O2 concept brings shame to the nature-terrorizing brand

Also, although it has a bit less cabin volume than the Hummer, that's only if you remove the giant spare wheel and tire from the cabin of the H2.

FORBES: Vehicles Feature