The Earl of Wessex met a group of young people with eyesight problems planning a cycle trip in Holland during a visit to Northern Ireland.
He joined celebrations of the 21st birthday of the Belfast Activity Centre (BAC).
The charity works with young people from socially and economically deprived backgrounds.
The earl met a group of visually-impaired young people at the adventure learning park in the centre who are preparing for a cycling trip to Holland as part of their Duke of Edinburgh gold award.
At the high ropes area, he watched young people from Glenveagh special needs school undertaking awards and observed a simulated parachute jump by Glen Couser.
He received gifts of a waterproof Belfast Activity Centre jacket, a DVD of newsreel footage about the centre, and a ceremonial key to the building at Barnet Demesne.
Later he visited the Spectrum Centre community venue on Belfast's Shankill Road.
He spoke to schoolchildren before watching a multi-media presentation of the work of the two-year BAC youth building programme including a dramatisation, mountain bike display, abseiling and an aerobic dance routine.