Silverlight 1.1 Fun and Games

using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Xml.Linq;
using System.Collections.Generic;

public class RSSFeed
{
    #region Instance fields
    private const string _FLICKR_API_KEY = "c705bfbf75e8d40f584c8a946cf0834c";
    private const string _MOST_RECENT = "http://www.flickr.com/services/rest/?method=flickr.photos.getRecent&api_key=" + _FLICKR_API_KEY;
    private const string _INTERESTING = "http://www.flickr.com/services/rest/?method=flickr.interestingness.getList&api_key=" + _FLICKR_API_KEY;
    private string _url = _INTERESTING;
    #endregion
    #region Ctor
    public RSSFeed()
    {

    }
    #endregion
    #region Public Methods
    public List<PhotoInfo> LoadPictures(int pageIndex, int numOfImageToFetch)
    {
        try
        {
            var xraw = XElement.Load(_url);
            var xroot = XElement.Parse(xraw.ToString());
            var photos = (from photo in xroot.Element("photos").Elements("photo")
                          select new PhotoInfo
                          {
                              Id = (string)photo.Attribute("id"),
                              Owner = (string)photo.Attribute("owner"),
                              Title = (string)photo.Attribute("title"),
                              Secret = (string)photo.Attribute("secret"),
                              Server = (string)photo.Attribute("server"),
                              Farm = (string)photo.Attribute("farm")
                          }).Skip(pageIndex * numOfImageToFetch).Take(numOfImageToFetch);

            return photos.ToList<PhotoInfo>();
        }
        catch
        {
            return null;
        }
    }
    #endregion
}