public static void Main()
new {Name = "Jennifer", City = "London"},
new {Name = "Alton", City = "London"},
new {Name = "Adam", City = "Paris"},
new {Name = "Milford", City = "New York"},
new {Name = "James", City = "Tokyo"},
new {Name = "Rachael", City = "Paris"},
var distinctCities = (from p in people
select p.City).Distinct();
foreach (var city in distinctCities)