Parents of two of the Greenpeace detainees being held in Russia said they felt encouraged by the ongoing support through the world for the Arctic 30.
Ann and Andy Bryan, parents of freelance photographer Kieran Bryan, were joined by Sue Turner, the mother of engineer Iain Rogers, outside a petrol station in Exeter.
Around 80 people joined the protest.
More top news
It's been confirmed that international rock ban the Foo Fighters will be one of the headliners at this year's Glastonbury Festival.
South Dartmoor Community College in Ashburton is the strongest performing sixth form in the county.
Bob has the forecast Devon, Cornwall, Somerset and Dorset