Forget the corporate ladder — some women have traded their ergonomic chairs and fluorescent lighting for a monofin and an underwater spotlight, and they're making serious bank doing it. Professional mermaids can earn anywhere from $200 to $1,000 per hour performing at aquariums, private parties, luxury resorts, and even film sets. Before you fire off that resignation email though, know that holding your breath for three minutes straight while smiling at a six-year-old's birthday party takes about two years of serious training to pull off gracefully.