– Manuscript – Welcome to the Voice of America's News Words. Italy is facing its worst dry period in 70 years. Expose The water level of the Tiber River in Rome is extremely low. The dry conditions exposed the remains of an ancient bridge called Nero's Bridge. It was named after a Roman ruler who lived nearly 2,000 years ago. Expose means to uncover. It might … [Read more...] about Expose (News Words)