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Philadelphia Zoo: History, Art & Measurement
The Philadelphia Zoo is a zoo located in the Centennial District of Philadelphia on the west bank of the Schuylkill River. It was the first true zoo in the United States; it was chartered by the Commonwealth of Pennsylvania on March 21, 1859, but its opening was delayed by the Civil War until July 1, 1874. The zoo opened with 1,000 animals and an…
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Philadelphia Zoo topic overview
The analysis highlights History, Art and Measurement as prominent areas in the source structure around Philadelphia Zoo.
Related topics
151
Source areas
4
Connected nodes
155
Extracted relationships
69
Concept neighborhoods
28
Bridge connections
155
What this topic covers Research coverage
Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.
Features · 71 topics
History · 66 topics
Overview · 9 topics
Gallery · 5 topics
Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.
Key facts & relationships
High-confidence facts extracted from structured source data. Use them as anchors for further research.
Owner
The Zoological Society of Philadelphia
Location
Philadelphia, Pennsylvania, U.S.
Annual visitors
1.2 million
Date opened
July 1, 1874; 152 years ago (1874-07-01)
Land area
42 acres (17 ha)
Memberships
Association of Zoos and Aquariums
Explore all related topics Closing gaps
A structured outline of related entities, concepts and subtopics. Open any item to build a new map centered on it.
Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.
Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
How Philadelphia Zoo connects Entity context
Entity context groups extracted connections by relationship type. Counts show recurrence in the analyzed source; the examples are research signals, not claims about importance.
The extracted context around Philadelphia Zoo shows recurring relationship patterns in the source. For example, Philadelphia Zoo → America's, Camac, City, Civil War, Dr, Europe, John Penn, July, London Zoo, New World, On March, Pennsylvania, Philadelphia, Philadelphia Zoological Garden, Reptiles, Schuylkill River, The, The Solitude, Upon, Victorian Another extracted example is Philadelphia Zoo → American Buildings Survey, Bear Pits, Entrance Pavilions, Girard Avenue, HABS No, No, Official, PA, PA-1662, PA-1663, PA-6211, Philadelphia, Philadelphia County, Philadelphia Zoological Gardens, Thirty-fourth Street, West Girard Avenue. Use these groups to spot repeated connection types before inspecting the individual relationships.
Philadelphia Zoo
Top relations
related to history· 26
Philadelphia Zoo → America's, Camac, City, Civil War, Dr, Europe, John Penn, July, London Zoo, New World, On March, Pennsylvania, Philadelphia, Philadelphia Zoological Garden, Reptiles, Schuylkill River, The, The Solitude, Upon, Victorian
related to External links· 16
Philadelphia Zoo → American Buildings Survey, Bear Pits, Entrance Pavilions, Girard Avenue, HABS No, No, Official, PA, PA-1662, PA-1663, PA-6211, Philadelphia, Philadelphia County, Philadelphia Zoological Gardens, Thirty-fourth Street, West Girard Avenue
Annual visitors· 1
Philadelphia Zoo → 1.2 million
Date opened· 1
Philadelphia Zoo → July 1, 1874; 152 years ago (1874-07-01)
Land area· 1
Philadelphia Zoo → 42 acres (17 ha)
Location· 1
Philadelphia Zoo → Philadelphia, Pennsylvania, U.S.
Memberships· 1
Philadelphia Zoo → Association of Zoos and Aquariums
No. of animals· 1
Philadelphia Zoo → ~1,700
No. of species· 1
Philadelphia Zoo → 340+[citation needed]
Owner· 1
Philadelphia Zoo → The Zoological Society of Philadelphia
Important terminology
Frequent words and multi-word phrases across the lead, headings, infobox and body. Useful for terminology coverage.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
Philadelphia Zoo relationships Subject–Predicate–Object triples
Relationships are represented as Subject → Predicate → Object triples. Confidence describes extraction strength, not the real-world importance of a relationship; lower-confidence rows may be contextual rather than explicit.
TTTA extracted 69 structured relationships around Philadelphia Zoo. Examples in this analysis include Philadelphia Zoo → Annual visitors → 1.2 million and Philadelphia Zoo → Date opened → July 1, 1874; 152 years ago (1874-07-01). The table shows each extracted connection, where it came from and its confidence.
Subject
Predicate
Object
Confidence
Src
Philadelphia Zoo
Annual visitors
1.2 million
1.00
infobox
Philadelphia Zoo
Date opened
July 1, 1874; 152 years ago (1874-07-01)
1.00
infobox
Philadelphia Zoo
Land area
42 acres (17 ha)
1.00
infobox
Philadelphia Zoo
Location
Philadelphia, Pennsylvania, U.S.
1.00
infobox
Philadelphia Zoo
Memberships
Association of Zoos and Aquariums
1.00
infobox
Philadelphia Zoo
No. of animals
~1,700
1.00
infobox
Philadelphia Zoo
No. of species
340+[citation needed]
1.00
infobox
Philadelphia Zoo
Owner
The Zoological Society of Philadelphia
1.00
infobox
Philadelphia Zoo
Public transit
34th Street: SEPTA bus: 38 Philly PHLASH
1.00
infobox
Philadelphia Zoo
Slogan
America's First Zoo
1.00
infobox
Philadelphia Zoo
Website
Official website
1.00
infobox
Philadelphia Zoo
is a
zoo located in the Centennial District of Philadelphia on the west bank of the Schuylkill River
0.90
text
No triples extracted yet.
Related concept clusters Concept neighborhoods
Concept neighborhoods group terms that sit near one another in the extracted graph. They are useful for discovering adjacent language and context, but proximity does not by itself imply a factual relationship.
The concept neighborhoods around Philadelphia Zoo bring nearby vocabulary together. In this analysis, examples include Zoological, Caption and Photo. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
Philadelphia Zoo
Zoological
Caption
Photo
Gardens
Zoo
Avenue
Girard
First
Zoos
Pennsylvania
Opened
Many
philadelphia zoo
Zoological
Caption
Photo
Gardens
Zoo
Avenue
Girard
First
Zoos
Pennsylvania
Opened
Animal
zoo
Animal
Many
Exhibit
Visitors
Species
Acres
Flamingos
Zoos
Featuring
Guam
Two
Features
philadelphia
Zoological
Caption
Photo
Gardens
Zoo
Avenue
Girard
First
Zoos
Pennsylvania
Opened
Animals
national zoo
Animal
Many
Exhibit
Visitors
Species
Acres
Flamingos
Zoos
Featuring
Guam
Two
Features
petting zoo
Animal
Many
Exhibit
Visitors
Species
Acres
Flamingos
Zoos
Featuring
Guam
Two
Features
london zoo
Animal
Many
Exhibit
Visitors
Species
Acres
Flamingos
Zoos
Featuring
Guam
Two
Features
west philadelphia
Zoological
Caption
Photo
Gardens
Zoo
Avenue
Girard
First
Zoos
Pennsylvania
Opened
Animals
Connections between topic areas Semantic bridges
Semantic bridges connect parts of the graph that would otherwise be more separate. A bridge is a structural signal in this analysis, not a claim that the two topic areas are equivalent.
For Philadelphia Zoo, one of the stronger structural bridges in this analysis connects Philadelphia Zoo with Features. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
Number of nodes, edges, triples, density and central hubs. Use it to gauge the size and connectivity of the map.
Philadelphia Zoo
Nodes156
Edges155
Triples69
Avg. degree1.99
Density0.012821
Components1
Source & methodology
TTTA analyzes the structure around Philadelphia Zoo to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Art & Measurement, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
