It’s become a real wishing hell. A New Zealand tourist’s dive into Rome’s historic Trevi Fountain has prompted calls for harsher penalties and tighter security to protect the iconic landmark. The footage starts off innocuously enough with two girls snapping selfies in front of the 18th-century pool. Then, all of a sudden, a 30-year-old man strides up to the edge and jumps in headfirst while fully clothed in jeans, a long-sleeved shirt, as well as his shoes and socks, the Telegraph reported. The long-haired hellion then swims and wades back and forth through the ancient basin’s pristine waters, at one…