Multi-lingual websites with ASP.NET MVC

uk/products/product_category_one/sub_category_one/index.aspx
uk/products/product_category_one/sub_category_one/widget_mk5.aspx
es/productos/categoría_de_producto_una/widget_mk5.aspx

products/category/123/product_category_one/sub_category_one
products/items/456/widget_mk5

routes.MapRoute(
            "ukRoute",
            "{lang}/Products/{action}/{id}/{subcategory}",
            new { lang = "uk", controller = "Products", action = "Index", id = "", subcategory = "" }
        );
        routes.MapRoute(
            "esRoute",
            "{lang}/Productos/{action}/{id}/{subcategory}",
            new { lang = "es", controller = "Products", action = "Index", id = "", subcategory = "" }
        );

uk/Products/Category/1/A
es/Productos/Category/1/A

<%= Html.RouteLink("English 1.A", "ukRoute", new { lang = "uk", action = "Category", id = "1", subcategory = "A" })%>
<%= Html.RouteLink("Spanish 1.A", "esRoute", new { lang = "es", action = "Category", id = "1", subcategory = "A" })%>