Except they won't. Contrary to the signs, trespassing is not a criminal offence.
Don't damage stuff, don't obstruct lawful activity, and the rest is between you and the landowner. Leave a positive trace because it's the right thing to do. Be polite if you're challenged. Enjoy.
Teachers and nurses did not enlist to die for their country. They’re just normal people who are underpaid to do stressful jobs. Any politician or journalist suggesting they martyr themselves in the name of ‘getting back to normal’ during a pandemic should be made to shadow them.