Former members of The Doors visited Jim Morrison's grave over the weekend to pay their respects on the 40th anniversary of the late singer's death.

guitarist Robby Krieger and keyboardist Ray Manzarek held a vigil at the late singer's grave at Pere Lachaise cemetery where, joined by fans, they lit candles and laid flowers. -

Morrison died July 2, 1971 in a bathtub in Paris.

Although some have claimed Morrison died of a heart attack while other theories have included a heroin overdose. Some fans believe that Morrison faked his own death in order to escape the pressures of fame. -