ios-samples/MapCallouts/SFAnnotation.cs

using System;
using System.Collections.Generic;
using System.Linq;
using CoreLocation;
using Foundation;
using MapKit;
using UIKit;

namespace MapCallouts
{
	public class SFAnnotation : MKAnnotation
	{
		public UIImage Image { get; set; }

		public double Latitute { get; set; }

		public double Longitude { get; set; }

		public override string Title { get { return "San Francisco"; } }

		public override string Subtitle { get { return "Founded: June 29, 1776"; } }

		public override CLLocationCoordinate2D Coordinate {
			get {
				CLLocationCoordinate2D theCoordinate;
				theCoordinate.Latitude = 37.786996;
				theCoordinate.Longitude = -122.419281;
				return theCoordinate;
			}
		}
	}
}