Called the Earth's twin, this planet's surface features are obscured by thick clouds of sulfuric acid

Built in memory of a victim of this tragedy, Harvard's Widener Library was opened in 1915 Built in the 16th century, the Czar Puchka is the world's largest one of these & is now in the Kremlin By the sound of it, on this German day, you should kick back, relax & read The Volcano Lovers Cadets attend a dance at a girls' school in Graduation Ball, a ballet set in this capital of Austria Captain Nemo “dies” in both these Jules Verne novels Caribbean cooks use this fruit to marinate chicken & beef; an enzyme called papain tenderizes the meat Carl Cubby O'Brien, Karen Pendleton, Annette Funicello Carnegie's partner, in a university name (6)