It could be a wedding, so guests can contribute their photos of the big day, or a public group devoted to pictures of your neighbourhood, your favourite hobby, or even objects (scooters, peeling paint, muscles...).

BBC: NEWS | UK | Magazine | I'll show you mine...

One couple did book their 25th wedding anniversary celebration in a village, but split up before the big day.

BBC: Rent an entire European village

The trend has been driven by the many young Nigerians living overseas, who had introduced ambitious ideas for wedding themes, along with the concept of the wedding planner: a professional event organizer who could realize the happy couple's vision for their big day, typically at their parents' expense.

CNN: My big, fat Nigerian wedding: Inside Lagos' bridal boom