Summary

In Chapter 87, Brüder and Langdon were both surprised to learn that Sienna had arrived in Istanbul before them. When they arrived at the Hagia Sophia, the man charged with leading the tour was mystified when Langdon asked specifically to see Dandolo’s tomb.

In Chapter 88, at the church it was Brüder who hurried the tour guide on to the tomb. Langdon was surprised when the guide told them it was upstairs.

In Chapter 89, when they reached the tomb, Langdon crossed the barrier and put his ear down to the floor at the tomb. The guide told Langdon the water he heard under the floor went to the city cistern. When Brüder told him they were looking for a place with columns, the guide said that description fit the cistern. Brüder demanded directions to the cistern, which their guide said...