Question: How large is the projection at Stone Mountain?
About the article "Stone Mountain", section "Attractions".

Candidate passages:
Rear-projection television (RPTV) is a type of large-screen television display technology.
Until approximately 2005, most of the relatively affordable consumer large screen TVs up to used rear-projection technology.
A variation is a video projector, using similar technology, which projects onto a screen.
Three types of projection systems are used in projection TVs.
CRT rear-projection TVs were the earliest, and while they were the first to exceed 40", they were also bulky and the picture was unclear at close range.
Newer technologies include DLP (reflective micromirror chip), LCD projectors, and LCoS.
They are capable of 1080p resolution, and examples include Sony's SXRD (Silicon X-tal Reflective Display), JVC's D-ILA (Digital Direct Drive Image Light Amplifier), and MicroDisplay Corporation's Liquid Fidelity.  
Because plans represent three-dimensional objects on a two-dimensional plane, the use of views or projections is crucial to the legibility of plans.
Each projection is achieved by assuming a vantage point from which to see the place or object, and a type of projection.
These projection types are: Parallel projection *Orthographic projection, including: **Plan view or floor plan view **Elevation, usually a side view of an exterior **Section, a view of the interior at a particular cutting plane *Axonometric projection, including: **Isometric projection **Dimetric projection **Trimetric projection *Oblique projection, and Perspective projection  
The Park features several attractions that are operated by Herschend Family Entertainment Corporation.
On summer evenings the mountain hosts the Stone Mountain Laser Show Spectacular, which uses popular and classic music to entertain park guests with a large fireworks and laser light display.
The colorful lightshow of lasers project moving images of the Deep South as well as Georgia history onto the Confederate Memorial carving on the side of the mountain.
The American Civil War is acknowledged, but the strength of a reunited country concludes the message, with Sandi Patti singing the Star Spangled Banner.
There are still old favorites included with the show, “Devil Went down to Georgia” and "An American Trilogy".
There have been several additions to the show for its 25th anniversary.
During Memorial Day Weekend of 2011, Stone Mountain unveiled their biggest overhaul ever of the laser show, dubbed Mountainvision.
This incorporates digital projectors, lasers, special effects, and pyrotechnics into an incredible experience.
The projection is 5 times larger than an IMAX screen and taller than the Statue Of Liberty.
The Skyride is a Swiss-built cable car to the summit of the mountain which passes by the carving on the way up.
The Riverboat offers a scenic cruise aboard a reproduction Mississippi riverboat on 363 acre (147 ha) Stone Mountain Lake.
(UPDATE: The Riverboat, which used to be one of Stone Mountain Park's attractions to all guests, has been retired.
)The Antebellum Plantation is a collection of historic buildings relocated from around the state of Georgia, including 3 plantation manor houses dating from 1794, 1850 and 1845, two slave cabins, a barn and other outbuildings.
The Plantation Farmyard features historic breeds of sheep, goats and pigs that guests can pet.
Crossroads is a recreation of an 1872 southern town with several attractions including a modern 4-D movie theater, an adventure mini-golf course, a duck tour ride, stores and restaurants.
Crafts demonstrators include glass blowing and candy making.
Other attractions in this area include:The Great Barn is a children's activity area that features 65 interactive games, climbing structures, trampoline floors, slides and more.
Sky Hike is a family ropes adventure course.
Guests can choose their own path and level of challenge.
Geyser Towers is a playground featuring a large fountain at the entrance, so guests have the option of climbing through the course or getting wet.
It should include on the upright projections both right and left visualizations of the diaphragm.
In at least one projection, the pubic symphysis must be present as the lower end of the area of interest.
If the patient is large, more than one film loaded in the Bucky in a "landscape" direction may be used for each projection.
This is done to ensure that the majority of bowel can be reviewed. 
Panorama Film Studios, sometimes referred to as Hollyburn Film Studios, was a two sound stage and projection/dubbing theater complex constructed circa 1960 in the lower foothills of Hollyburn Mountain at West Vancouver, British Columbia.
It was financed with help from UK investor(s) including Lord Folkestone, hence the name of the paved private road that ran from the Upper Levels Highway (Trans-Canada Highway 1) to the large studio parking lot.
The studio address was 2280 Folkestone Way.
Dirt mountain roads led from behind the studio up the side of Hollyburn mountain, at the time totally pristine tree-covered land.
The building was eventually demolished and today the area is residential.