By Robyn Rosen, April 22, 2010
The volcanic ash cloud left hundreds of Jewish tourists stranded across the world and dozens of communal events had to be scrapped.
More than 100 El Al flights to and from Israel were cancelled and tour operators struggled to cope with stranded passengers.
One flight that did manage to take off during last week's chaos was forced to turn back mid-way through its journey.
Monty and Frances Samuels, from Hampstead Garden Suburb, were returning to London from Ben Gurion Airport after attending their grandson's barmitzvah in Jerusalem.