Burial Ground for Slaves and Free Blacks up to 1854, containing 180 graves, St. Peter's Churchyard, St. George, Bermuda

burial ground slaves blacks george bermuda graves historical site unesco resting place heritage cemetery history culture memorial 180 1854 grave markers community ancestry landmark african remembrance spirituality rituals tourism education architecture preservation landscape grass trees masonry stone trail legacy artifacts colonial ethnicity equality significance research exploration tranquility respect memorialization tradition