China Going Up and Coming Down

SoCalChris writes "The BBC writes that China has just completed the world's highest railroad, climbing to 16,640 feet (5,072 meters) above sea level. The cars will be sealed to help passengers cope with the pressure changes from the altitude. The line is expected to begin carrying passengers next year." This news comes at the same time that their Chinese taikonauts return from their spaceflight after just 115 hours in orbit.