<ScrollViewer Margin="0" Background="Aqua">
        <RelativePanel Height="1500" Background="Red" HorizontalAlignment="Center">
            <ScrollViewer Name="ScrollViewerImages"
                          Height="400" Width="600"
                          Background="Blue" Margin="0,500,0,0"
                          VerticalScrollBarVisibility="Hidden"
                          IsVerticalScrollChainingEnabled="True">
            <Image Source="Assets21_02_2018_121_008.jpg" Width="1200"  />
        </ScrollViewer>
    </RelativePanel>
</ScrollViewer>