Question: Walla Crag gives a superb view to what principal body of water in the Lake District National Park?
Context: Glacier Point is a viewpoint above Yosemite Valley, in California, United States.  It is located on the south wall of Yosemite Valley at an elevation of 7214 ft , 3200 ft above Half Dome Village.  The point offers a superb view of several of Yosemite National Park's well-known landmarks including Yosemite Valley, Yosemite Falls, Half Dome, Vernal Fall, Nevada Fall, and Clouds Rest. Walla Crag is a fell in the English Lake District, near Keswick.  The fell is a popular short walk from Keswick and gives superb views over Derwentwater.  The western face is prominent in views across the lake and fine views over Keswick are available from the summit. Derwentwater (or Derwent Water) is one of the principal bodies of water in the Lake District National Park in north west England.  It lies wholly within the Borough of Allerdale, in the county of Cumbria. Blindcrake is a village and civil parish within the Isel Valley, in the Lake District National Park and in the Allerdale district of Cumbria, England.  According to the 2001 census it had a population of 287, increasing to 348 at the 2011 Census.  The parish includes Blindcrake village and the hamlets of Redmain, Isel and Sunderland, The whole parish lies within the Lake District National Park and, since 2001, Blindcrake village  is one of 23 designated conservation areas of the National Park Planning Authority.  This status is largely based on its mediaeval strip field pattern which is described as "undoubtedly the finest example of its type in the Lake District".  The parish boundary is approximately defined by the Lake District National Park boundary in the north and west, by a line 2 km to the west of the A591 in the east and by the River Derwent in the south.  It is one of the smallest parishes within the Allerdale district of Cumbria.  The parish has a website providing local information and lists of events. Above Derwent is a civil parish in the Borough of Allerdale in Cumbria, England.  It is bounded to the east by Derwent Water, the River Derwent and Crummock Water, and includes sections of both lakes.  To the west and south, the parish is bounded by the summit of Lord's Seat, the Whinlatter Pass, the summits of Grisedale Pike and Crag Hill, the Newlands Pass, and the summits of Robinson and Catbells.  It lies entirely within the Lake District National Park. Slate Fell is a low hill in the North Western part of the English Lake District.  It lies only about a mile from the busy market town of Cockermouth, and as such is a popular walk for local dog walkers, the amount of climb being only about 80 metres (250 feet).  A public right of way passes over the summit.  It is an outlier of the Marilyn Watch Hill, and gives good views of the Lord's Seat group of hills, although it is too low to afford views towards the central Lake District.  It lies just inside the boundary of the Lake District National Park. Dock Tarn is a small tarn located within the Lake District National Park in Cumbria, England at grid reference [ NY273143] .  It is situated on moorland at 400 metres above sea level near the summit of Great Crag, midway between Watendlath, the Stonethwaite valley and Borrowdale.  It measures approximately 300 by 200 metres, and the shoreline is indented with rocky headlands and bays.  There is a tiny island in the tarn with a few small Rowan trees growing on it.  Many Lake District writers rate Dock Tarn and the walk to it very highly because of its quiet beauty. Bleaberry Fell is a fell in the Lake District in Cumbria, England, with a height of 590 metres (1,936 feet).  It stands on the main watershed between Borrowdale and Thirlmere and can be climbed from either flank.  Walla Crag is a subsidiary top of Bleaberry Fell. Caer Mote is a small hill in the north of the English Lake District near Bothel, Cumbria.  Its summit at 920 ft lies just outside the boundary of the Lake District National Park.  It offers a view of Bassenthwaite Lake from its summit, upon which is an ancient earthwork enclosure of undetermined age, known as "The Battery".  Under the name Caermote Hill it is the subject of a chapter of Wainwright's book "The Outlying Fells of Lakeland".  Wainwright's route is an ascent from Bothel via the northern summit St. John's Hill at 935 ft in an anticlockwise circuit. Melmerby is a village in Cumbria, England.  It is a small village with a population of around 200.  The village is 9 miles to the east of Penrith, a thriving community with immediate access to Junction 40 of the M6 motorway and a main line railway station serving London, Manchester, Edinburgh and Glasgow.  Melmerby is a quiet backwater with excellent links to other parts of the UK.  Surrounded by beautiful countryside it sits between the North Pennines with its highest point, Cross Fell to the east and the World Heritage Lake District National Park 10 miles to the west.  It is relatively quiet because the area is not as popular with tourists as other parts of Cumbria.  It has ample facilities to support visitors who choose to travel outside the Lake District National Park which can sometimes become congested in high season.  The River Eden is bridged about 4 mi away at Langwathby, and Long Meg and Her Daughters, the 3,500-year-old stone circle—the second largest in the country—is nearby at Little Salkeld.
Answer: Derwentwater