Snapped at the Oremus roof party - the first occasion that we have been able to use the terrace this year. This extraordinary formation caught our eye. There's a nice description of the party by Joanna Bogle here.
Westminster Cathedral is the mother church of the Roman Catholic community in England and Wales. This extraordinary house of God was opened in 1903, and its distinctive Byzantine architecture provides the visitor with what Sir John Betjeman called "a series of surprises".