The Northern line is a London Underground line that runs from North London to South London. It is printed in black on the Tube map. The Northern line is unique on the Underground network in having two different routes through central London, two southern branches and two northern branches. Despite its name, it does not serve the northernmost stations on the Underground, though it does serve the southernmost station at Morden, the terminus of one of the two southern branches.
Oakleigh Park railway station serves Oakleigh Park in the London Borough of Barnet, north London, England. It is 8 miles 30 chains (13.5 km) down the line from London King's Cross, in Travelcard Zone 4. The station is managed and served by Great Northern.
Dollis Brook runs through the London Borough of Barnet in north London. It is a tributary of the River Brent, which is itself a tributary of the River Thames. The Dollis Valley Greenwalk follows almost all of Dollis Brook, apart from a short section at the beginning which passes through private land, and the London Loop follows it as far as Barnet Lane. The name Dollis is probably derived from the Middle English word 'dole', meaning the shares of land in the common field.
Moat Mount Open Space is a 110-hectare park and nature reserve in Mill Hill in the London Borough of Barnet. It is part of Moat Mount Open Space and Mote End Farm Site of Borough Importance for Nature Conservation, Grade II, which includes Barnet Gate Wood and Scratchwood Countryside Park, but is separate from Scratchwood itself, which is a neighbouring park and nature reserve. Most of the site is open to the public, but Mote End Farm and some other areas are private. Scratchwood and Moat Mount are a Local Nature Reserve.
Hendon Park is a 12 hectare London suburban park situated 7 miles (11 km) north west of Charing Cross. It borders the Northern line, and Hendon Park and Northern line Railway Cutting are a Site of Local Importance for Nature Conservation.
Darland's Lake Nature Reserve is a nature reserve south of Totteridge Village in Barnet, England. It is owned by the London Borough of Barnet and was managed from 1971 by the Hertfordshire and Middlesex Wildlife Trust, and more recently by the borough council. In 2007 the council spent £215,000 on repairing the dam and other works, and then proposed leasing the reserve to the Wildlife Trust. The transfer did not take place and in September 2017 a trust was set up by the London Wildlife Trust and local residents associations which took over the management of Darland's Lake. In 2020 Darlands Conservation Trust launched an appeal to raise £450,000 for excavation to prevent the lake drying up.
Rowley Green Common is a six hectare Local Nature Reserve and a Site of Importance Metropolitan for Nature Conservation in Arkley, north London. It is owned by the London Borough of Barnet. It is also registered common land.
Burtonhole Lane and Pasture is a 6.5-hectare (16-acre) Site of Borough Importance for Nature Conservation, Grade II, between Mill Hill and Totteridge in the London Borough of Barnet. It consists of Burtonhole Lane between Partingdale Lane and Burtonhole Close, a footpath east from Burtonhole Lane towards Folly Brook, two fields south of the footpath, and a narrow belt of privately owned woodland north of the footpath. Burtonhole Brook, a tributary of Folly Brook, crosses Burtonhole Lane and the fields.
Coppetts Wood and Scrublands is a 14.5-hectare (36-acre) Site of Borough Importance for Nature Conservation, Grade I, between Muswell Hill and Friern Barnet in the London Borough of Barnet. It is part of the Coppetts Wood and Glebelands Local Nature Reserve.
Glebelands is Site of Borough Importance for Nature Conservation, Grade I, in Colney Hatch in the London Borough of Barnet. It is also part of the Coppett's Wood and Glebelands Local Nature Reserve.
Copthall Railway Walk and Copthall Old Common is a 9-hectare (22-acre) Site of Borough Importance for Nature Conservation, Grade II, in Mill Hill in the London Borough of Barnet.
Totteridge Green is a five hectare Site of Borough Importance for Nature Conservation, Grade II, in Totteridge in the London Borough of Barnet. It is also registered common land.
Edgware Way Grassland or Edgware Way Rough is a 6.7-hectare (17-acre) Site of Metropolitan Importance for Nature Conservation in Edgware in the London Borough of Barnet. It is traversed by Edgwarebury Brook and contains traces of a planned railway viaduct and embankment. This was part of a planned extension of the Northern line from Edgware to Bushey, which was cancelled when the introduction of the Green Belt after the Second World War led to the cancellation of the developments which the railway was to serve. Part of the site is the Environment Agency's Edgwarebury Park Flood Storage Area.
Deans Brook is a two-kilometre-long stream which runs between Mill Hill and Edgware in the London Borough of Barnet. It is a tributary of the Silk Stream, which is a tributary of the River Brent, which is a tributary of the River Thames.
Mill Hill Old Railway Nature Reserve is a 2.3-hectare (5.7-acre) Site of Borough Importance for Nature Conservation, Grade II, in Mill Hill in the London Borough of Barnet.
Mutton Brook is a stream which runs between East Finchley and Hendon in the London Borough of Barnet. It is a tributary of the River Brent, which is itself a tributary of the River Thames.
New Southgate Cemetery is a 22-hectare cemetery in Brunswick Park in the London Borough of Barnet. It was established by the Colney Hatch Company in the 1850s and became the Great Northern London Cemetery, with a railway service running from near Kings Cross station to a dedicated station at the cemetery, similar to the service of the London Necropolis Company to Brookwood Cemetery in Surrey.
Burnt Oak Brook is a one-mile-long stream between Mill Hill and Burnt Oak in the London Borough of Barnet. It is a tributary of the Silk Stream, which is a tributary of the River Brent, which is a tributary of the River Thames.
The Northern line Embankment between Totteridge and Whetstone and High Barnet tube stations on the Northern line is a Site of Borough Importance for Nature Conservation, Grade II, in the London Borough of Barnet.
The Barnet Tunnel is a railway tunnel in north London on the East Coast Main Line. It has also been known as East Barnet Tunnel, Whetstone Tunnel, and Oakleigh Park Tunnel.
