Pierce Brosnan, fined for walking in prohibited areas of Yellowstone: “I made an impulsive mistake”. The actor, who has pleaded guilty, must pay $1,500 for entering protected thermal areas of the US national park.

‘I did not see a 'No Trespassing' sign warning of the danger nor did I walk in the nearby area. I deeply regret my transgression and offer my sincerest apologies to everyone for invading this very sensitive area’