"To mark the occasion, join me and hundreds of young people around the world in a global walk..."
They are patrons of the Fundación Yannick Vu y Ben Jakober.
Douglas has owned a property in Mallorca for over 30 years.
Michael Douglas has owned a home in Mallorca for over 30 years.
It is rumoured that they could attend the opening of Branson's new hotel on Wednesday.
Michael Douglas loves being at home in Mallorca with the family.
"I love coming back to Mallorca. I have been coming for more than 30 years."
Couple enjoy their own erotic rules when playing golf.
Catherine Zeta-Jones and Michael Douglas in Mallorca.
Michael Douglas has owned an estate in Valldemossa for over 25 years.
Couple spend a considerable amount of time on the island.
Birthday celebrations in Mallorca this summer.
Mallorca has played an important role in their marriage.
"It aims to raise awareness about the disastrous effects of nuclear weapon testing and the need for their secession as a means of achieving the goal of a nuclear weapons free world.
Golf and sailing on the holiday agenda.
"Hollywood star back on the island...."