Context: We visited the Eiffel Tower , UNESCO headquarters and sailed down the river Seine on a bateau - mouche and that was only day one . The next day we had to walk as the transport workers were on strike ( strike in France - unusual ! ! ) . We went to the Opera House which was perhaps the most beautiful building ever and shopped in the Galaries Lafayette ( Paris ' most famous department store ) . In the afternoon we visited the Sacre - Coeur and lunched in the Place du Tertre .
Question: Why would the tourists subject themselves to walking ?
Option 0: Public transportation was shut down .
Option 1: None of the above choices .
Option 2: They wanted to get exercise .
Option 3: They wanted to see the city .
Answer: 0