The third annual Memory Walk took place at Aintree Racecourse earlier.
It's in aid of the Alzheimer's Society.
More than a thousand people took part - many walking in the name of someone who's had dementia.
Before the event, eight doves were released in one family's tribute to their brother and uncle.
More top news
NHS staff to be offered Zumba classes and counselling to keep them fit and in work, NHS England's chief executive is to announce.
Manchester United goalie De Gea 'must play' to get picked for Spain - says the Spanish manager Vincente Del Bosque.
100,000 renters in the North West could be victim to 'rogue' landlords according to new research.