Cafe in the Crypt, St Martin-in-the-Fields, London-----we had tea in the cellarium, but was at Westminster Abbey, not St Martin (in which they were in the middle of a service and I didn't want to disturb them).
Harry Potter Sites in London on a Brit Movie Tour. We try out a bus tour of London to visit famous locations featured in the Harry Potter movies. Part of Our Family Travel London series. Click through to read more.