Led Zeppelin

Top that? Challenge accepted.

Can you imagine?

How often did they get it right and who got left out altogether?

These are the women who helped pioneer hard rock and metal throughout the 20th century, from Sister Rosetta Tharpe to Angela Gossow.

The singer hasn't tackled the classic since the '90s.

The social-media site briefly banned 'House of the Holy' cover image for violating its terms of use.

The 1973 sleeve was designed by Aubrey Powell of Hipgnosis.

The best of the best, year after year. The rock world has evolved quite a bit from 1970.