Arson is suspected after two large hay bale fires on farmland near Thame.
Fire crews were called to the blaze at Manor Farm, Station Road, in Haddenham, on Monday after 3pm.
PC James Holmes, of Thames Valley Police, said: “These fires could easily have caused people to be seriously injured.”
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here