You can take bus from Cusco to Puerto Maldonado by 10 hours'bus. From Puerto Maldonado, you can take bus to Puno,etc, from Puno, you can go to Bolivia.
You can take bus from Cusco to Puerto Maldonado by 10 hours'bus. From Puerto Maldonado, you can take bus to Puno,etc, from Puno, you can go to Bolivia.