MapWithItemsSourceGallery.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
			 xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
			 xmlns:map="clr-namespace:Xamarin.Forms.Maps;assembly=Xamarin.Forms.Maps"
			 x:Class="Xamarin.Forms.Controls.GalleryPages.MapWithItemsSourceGallery">
	<Grid>
		<Grid.RowDefinitions>
			<RowDefinition />
			<RowDefinition Height="Auto" />
		</Grid.RowDefinitions>
		<map:Map ItemsSource="{Binding Places}"
				 x:Name="_map">
			<map:Map.ItemTemplate>
				<DataTemplate>
					<map:Pin Position="{Binding Position}"
							 Address="{Binding Address}"
							 Label="{Binding Description}" />
				</DataTemplate>
			</map:Map.ItemTemplate>
		</map:Map>
		<StackLayout Orientation="Horizontal"
					 Grid.Row="1">
			<Button Text="Add"
					Command="{Binding AddPlaceCommand}" />
			<Button Text="Remove"
					Command="{Binding RemovePlaceCommand}" />
			<Button Text="Clear"
					Command="{Binding ClearPlacesCommand}" />
			<Button Text="Update"
					Command="{Binding UpdatePlacesCommand}" />
			<Button Text="Replace"
					Command="{Binding ReplacePlaceCommand}" />
		</StackLayout>
	</Grid>
</ContentPage>