Circulation and Organization
Doty considered the visitor center that he designed for Zion National
Park, Utah, in 1957 one of his best, perhaps because it combined several
of his most effective methods for organizing spaces and providing efficient
circulation between them. Many of the features used so well at Zion
were prominent in his later buildings: the central skylight, the two-story
office wing, and the rear viewing terrace. The fact that, many years
later, an expanded bookstore area would compromise the lobby space is
also, unfortunately, characteristic of many of these buildings. The
Zion facility is divided into a visitor center area and a two-story
administrative wing that can be entered from the rear, an arrangement
similar to that of the Headquarters at Rocky Mountain and Colorado National
Monument's visitor center. This design strategy successfully segregates
visitor traffic from administrative areas, while aesthetically highlighting
the building's public service function. Visitors rarely notice the office
wing, as their attention is directed from the parking lot to the exterior
restrooms and lobby entrance. The administrative aspect of the building
is not part of the visitor experience.
The Zion Visitor Center combines the idea of walking through the building
to a viewing area with the central "hogan" skylight, both of which were
also used a few years later at Wupatki National Monument near Flagstaff,
Arizona. Whenever possible, Doty framed views to help determine visitor
circulation and give additional functional meaning to a building. At
Organ Pipe Cactus in Arizona, Doty encapsulates the view of the park
with glass front and rear facades. Colorado National Monument encourages
the visitor to walk through the building for a dramatic glimpse of the
canyon. Even the stark Canyon de Chelly Visitor Center in Arizona, located
away from the monument's featured canyon, includes a viewing terrace;
the surrounding landscape did not have to be the most dramatic of the
area to require an outdoor porch. This arrangement was also used for
the Madison Junction Visitor Center at Yellowstone, where visitors entered
the porch and then passed from the lobby to a wood deck called the "view
lobby." To the left of the entrance space was an exhibit area and to
the right, an auditorium. The visitor center at Mount Rushmore (now
demolished) was one of the few examples featuring a path bypassing the
lobby. Visitors could proceed directly to the view terrace and enter
the building from the exhibit room.

Figure 70. Zion Visitor Center in
1998.
(Courtesy National Park Service.)
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Although Doty often creates pathways through his buildings, he also
assumes that the visitor's first stop is the lobbythe location
of the information desk, maps, and other orientation material. Additional
services, such as the auditorium and exhibits, are more or less subservient
to this central space. Sometimes, Doty treats these areas as entirely
separate rooms, but, more frequently, he uses a free-flowing plan to
blur the boundaries between the various service areas. The exhibit space
at Montezuma Castle in Arizona blends into the lobby; at Canyon de Chelly,
only a half-room partition separates the video presentation area from
the museum. Upon entering the lobby of Colorado National Monument, one
naturally turns right to examine the exhibits. The Hoh Visitor Center
in Olympic National Park treats lobby and exhibits as a single entity.
Because of its larger size, Zion houses its museum and auditorium in
completely enclosed rooms separated from the information desk. A similar
arrangement is used at the Death Valley Visitor Center, where the auditorium
and exhibit space flank either end of the lobby. This building is loosely
arranged around a courtyard, the visitor half of which is owned by the
state of California. Although located just across the courtyard, the
administrative wing is Park Service property.
As if to prove that his plans depended on many factors, Doty designed
two visitor centers with unusual programs in the final years of Mission
66. The visitor center at Sunset Crater, Arizona, located some distance
from the crater itself, is the simplest possible in terms of circulation
and use. It is essentially one big room with offices on one end and
restrooms on the other. No effort is made to obtain a view or direct
the visitor outside. Just a month later, Doty designed a complex of
three "huts" for Center Point in Curecanti, Colorado. Although this
visitor center appears to function as three distinct buildings, interior
areas are linked. One corner of the lobby leads into the exhibit space,
the second of the three square huts. Restrooms are attached to this
area but entered from the outside. The final hut is an office wing entered
from behind the information desk in the lobby. This portion of the visitor
center is partitioned into several offices and work spaces.

Figure 71. Visitor Center, Sunset
Crater Volcano National Monument, near Flagstaff, Arizona.
(Courtesy National Park Service Technical Information Center,
Denver Service Center.)
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As much as one would like to isolate various types of Doty visitor
center plans based on location and regional requirements, there is no
standard pattern. Emphasizing the relationship between inside and outsidebringing
the outdoors inwas a characteristic of Doty design, but it was
also common to modern architecture in general. Like the flow diagrams
drawn up during design conferences, Doty's plans shuffle components
according to many factors, not the least of which was budgetary. The
architect himself was quick to acknowledge that design ideas often entered
his head for no reason at all. Behind all of Doty's work, of course,
was not only an architectural background, but a lifetime influenced
by extreme social and technological change.
In a presentation at the WODC conference on visitor center planning
of February 1958, Doty articulated his ideas about visitor center design
using "space relationship diagrams" of Badlands National Park and Theodore
Roosevelt National Park, two sites of current interest. As Doty explained,
traffic flow diagrams were most useful in the early stages of planning,
when the architect was engaged in the initial three steps: considering
traffic through the entire park, analyzing flow in the visitor center
zone, and planning for the parking area and visitor center itself. Circulation
through the building should be clear without posted signs. "If the circulation
is simple and obvious, and space is adequate, then clockwise, or counter-clockwise
flow, locations of information counters, etc., become somewhat incidental."
[23] Doty's diagram's illustrated his belief in free-flowing
movement through buildings with arrows indicating entrances and shaded
areas showing circulation in any direction. The "lobby," "exhibits,"
and "audio" were analyzed according to the percentage of space devoted
to various activities, including viewing, standing, displaying information,
and circulation. Although Doty's conference presentation suggests a
calculated approach to design, this methodology was probably not intended
as an architectural model, but merely as a guideline for more flexible
planning.
CONTINUED