Blackheath Restaurants: Something for Everyone. Less than half an hour from the centre of London, Blackheath offers a village-feel with all the benefits of city living. Located in the city’s southeast, this area of London is rich in history and culture. Perhaps the most obvious attraction in Blackheath is the massive heath, now designated a UNESCO World Heritage site. The heath—a giant protected area comprising of approximately 212 acres of open public space—has been serving the people of this area for several centuries. Consisting of two popular boroughs, Greenwich and Lewisham, Blackheath is a popular area that attracts both the young and old. With such hip appeal, excellent restaurants in Blackheath are not difficult to find, and are scattered across the area.