Introduction to St. George's Chapel: St. George's Chapel is an architectural classic of Windsor Castle. It is a luxurious Gothic building and is famous for its detailed and gorgeous stained glass. 10 British royals are buried here. Albert Ebert The Memorial Chapel is adjacent to the St. George's Chapel. It was first built in 1240 as a late vertical style Gothic chapel. It was converted into the Memorial Chapel of Prince Albert in 1863.