6. Elena Franchuk\u2019s Victorian Villa $161 Million\r\nIts price tag is a whopping $161 million. But given that this Victorian villa is located in Kensington, South West London \u2013 a plush part of Britain\u2019s capital \u2013 it\u2019s no surprise. Its owner is Elena Franchuk \u2013 a Ukrainian businesswoman and philanthropist. The property was originally a girls\u2019 prep school. Now it boasts 10 bedrooms, a swimming pool, panic room, a theater, a sauna and a gym.