 Seen most prominently in the cathedral in Hamilton, many of the islands' churches were redesigned with more elaborate edifices.During the 20th century, expanded contact with the outside world has led to a considerable diversification of Bermuda's architecture, more so with commercial developments than residential, to the detriment of traditional styles.Concern for the loss of Bermudian identity led to the 1937 creation of the Bermuda Historical Monuments Trust, predecessor to the present-day Bermuda National Trust, to purchase and preserve important examples of indigenous architecture.