Add a fun twist to your sightseeing as you go behind-the-scenes of Paris’s iconic Eiffel Tower. Uncover the secrets of the world-famous landmark as you peek into the engine room, and explore the WWI bunker and tunnels that run beneath the Champ de Mars. Then, avoid the crowds with skip-the-line priority entrance and marvel at the views from the second-floor observation deck. Along the way, be entertained with theatrical commentary and stories of old-world romance from your costumed guide.