The didgeridoo is a wind instrument developed by Indigenous Australians of northern Australia potentially within the last 1,500 years and still in widespread use today both in Australia and around the world [Wikipedia]
The restraining device is apparently called a ‘scavenger’s daughter’ and was invented in the court of King Henry VIII. Rarely used historically, there is one genuine one known to exist that is still in the Tower of London. (xpost from /r/Bondage)
Ponygirls of Rome: Apalia. With Imgur link, story in the comments below. (Sorry for the reposts, I'm still learning the best method for sharing material here. Feedback is welcome.)