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composer require roumen/sitemap
branch dev-master

add to app.php providers
'Roumen\Sitemap\SitemapServiceProvider',

then in your route do something like :
Route::get('sitemap', function(){

    $sitemap = App::make("sitemap");

    // set item's url, date, priority, freq
    $sitemap->add(URL::to('/'), '2013-10-16T12:30:00+02:00', '1.0', 'daily');
    $sitemap->add(URL::to('resources'), '2012-11-16T12:30:00+02:00', '0.9', 'weekly');

    $snippets = Snippet::featured()->approved()->orderBy('created_at','desc')->get();

    foreach ($snippets as $snippet)
    {
        $sitemap->add(url('snippets/featured/'.$snippet->slug), $snippet->updated_at, '0.5', 'weekly');
    }

    $sitemap->add(URL::to('msurguy'), '2013-11-16T12:30:00+02:00', '0.8', 'weekly');

    $sitemap->add(URL::to('privacy'), '2013-11-16T12:30:00+02:00', '0.3', 'monthly');
    $sitemap->add(URL::to('about'), '2013-11-16T12:30:00+02:00', '0.3', 'monthly');
    $sitemap->add(URL::to('forms'), '2013-11-16T12:30:00+02:00', '0.6', 'weekly');
    $sitemap->add(URL::to('buttons'), '2013-11-16T12:30:00+02:00', '0.6', 'weekly');
    $sitemap->add(URL::to('tags'), '2013-11-16T12:30:00+02:00', '0.6', 'weekly');
    
    // show your sitemap (options: 'xml' (default), 'html', 'txt', 'ror-rss', 'ror-rdf')
    return $sitemap->render('xml');

});