
Next to the Tower of London, the church is steeped in history including dealing with numerous famous executions and the baptism of William Penn, for example. The Undercroft museum holds a collection of Roman pavement and artifacts, a model of Roman London, marriage registry of John Quincy Adams, baptismal register William Penn and Saxon crosses. The facility also holds church services and tours throughout the week. Open Monday - Saturday 10:00 - 16:00; Sunday 13:00 - 15:00; contact beforehand for information on changing exhibits. Admission is free.