There is definitely no road that accesses Aguas Calientes from Cusco, so getting a bus for the whole journey just isn't a possibility. The trains are your best wager! A less physically demanding route that passes as a result of several compact villages and is often completed in 3 days. https://machu-picchu-tours04715.blog-gold.com/32842416/the-greatest-guide-to-machu-picchu-tours