Thunder Looper stood in the area Thunder Valley, which is now Forbidden Valley.

Thunder Valley was the first full Las Vegas-style casino in Northern California.

The drag strip at this facility has long been nicknamed Thunder Valley.

The dragstrip has long been nicknamed Thunder Valley due to its location and surrounding scenery.

Thunder Valley (1982)

On July 10, 2005, Clements got back behind the wheel of a racecar for the first time since the accident, testing his late model at Thunder Valley.

Thunder Valley is the sixteenth novel in World of Adventure series by Gary Paulsen.

Race day in Thunder Valley!

Or maybe there wasn't, because if there was an elephant anywhere near Thunder Valley, we would've been able to see it from a blimp.

Thunder Valley (1998)