function roadtrip_map_shortcode(){

    return '
    <div id="roadtrip-map"></div>
    ';

}

add_shortcode(
    'roadtrip_map',
    'roadtrip_map_shortcode'
);<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="http://jealousyreloaded.com/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>http://jealousyreloaded.com/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>http://jealousyreloaded.com/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>http://jealousyreloaded.com/wp-sitemap-taxonomies-category-1.xml</loc></sitemap><sitemap><loc>http://jealousyreloaded.com/wp-sitemap-taxonomies-post_tag-1.xml</loc></sitemap><sitemap><loc>http://jealousyreloaded.com/wp-sitemap-taxonomies-land-1.xml</loc></sitemap><sitemap><loc>http://jealousyreloaded.com/wp-sitemap-users-1.xml</loc></sitemap></sitemapindex>