Safety first Bareback pads with spooky horses, really look into this before you try.
Reading a few people suggesting lounging with a purpose Slow, responding to your quiet request for stops, backs and turns.
Saw a video? newsletter? at a clinic? from Jane Savoie on this issue. Works awesome. Its about asking the horse to pay attention to you with yields. She explains it much better than I can, works great especially for the to – from – and in arena.
For the trail ride some horses love it, some just never settle. I have issues with this. I am a strong tail rider, a spooky horse is looking to you LEAD on a trail ride. There are horses I will pull out of the pasture hop on and go for a trail ride. Same horse and I’ve told friends lounge, ride in arena and if it doesn’t feel right that day don’t do it. I’ve gotten one to many calls … We should have listened to you.
You might look around for an instructor that teaches round penning. I’ve seen a few instructors help clients this way. One instructor was a western dressage person