Led Zeppelin Worst Album....
They are widely considered to be one of the most successful, innovative and influential rock groups in the history of music.
Led Zeppelin are one of the best-selling music artists—various sources estimate the group's sales at more than 200 or 300 million albums worldwide. Their 111.5 million certified units in the United States rank them as the second-best-selling band in the US. Each of their nine studio albums reached the top 10 of the Billboard album chart in the US, with six reaching the number-one spot.
After reading all of that and having a nearly perfect career, what would you consider their worst album? (None are actually bad but your least favorite from the beautiful bunch.)