The festival was held at the weekend in and around Inverness and roads along the shores of Loch Ness.
As well as Sunday's main event - the marathon - there was a 10k run and also a 5k fun run and a children's event called the Wee Nessie.
Photographers Paul Campbell and Tim Winterburn captured action and scenes from the weekend of running.
Thousands of people took part in the annual Baxters Loch Ness Marathon and Festival of Running.