After the morning liturgy, that took place near the Lviv airport, the participants of the commemorating events walked to the memorial to the victims of the worst tragedy in the history of air shows, Ukraine Today reports.

Throughout the day the prayer ceremonies and vigils are taking place in Lviv.

The tragedy happened fourteen years ago during the celebration of the 60th anniversary of Ukraine's 14 aviation Corps.

The Ukrainian Air Force Su-27 operated by two experienced pilots crashed into the crowd during the aerobatics presentation.

77 people, including 28 children, died; more than 500 were injured with 100 of them hospitalized with severe injuries.

The catastrophe became one of the largest in number of victims in the whole history of the aviation shows, having beaten the previous grim record set during air show at the US Ramstein airbase in Germany, where 70 people were killed.

See’s video section for more of the latest news from Ukraine in video from Ukraine Today, Ukraine’s 24-hour English-language news channel.