SKYDB
Data backbone

Other information
besides just buildings.

SKYDB is built from regions, companies, photos and the dictionary that ties them together. Pick a thread to pull.

Explore database →
RegionsBrowse every region on file→
CompaniesArchitects, developers, engineers→
Photos & RenderingsImagery from around the world→
DefinitionsTerms and concepts explained→
LicensingHow to license the data backbone→
New toolHeatmap modeSee structure density visualised across cities - beta.
Try heatmap →
Buildings, everywhere.

Unlimited ways
to discover.

Browse the top 1000 tallest, search for any building by name or attribute, or explore city-by-city statistics.

Explore buildings →
Search formFind content with ease.→
Top 1000 SkyscrapersUpdated as new towers complete→
Biggest CitiesView city-related statistics→
Biggest CountriesNational rankings + records→
RegionsBrowse buildings by region→
CompaniesArchitects, developers, engineers→
For SKYDB Premium usersChannelsChannels organize buildings across cities and countries by height or theme. Their building lists are available with SKYDB Premium.
Browse channels →
SKYDB Community

Where accuracy
comes from.

We are what makes SKYDB stand apart. Editors who care about buildings and care more about getting them right. Same standards, same care.

Community →
EditorsA community which matters→
MembershipsElevate your possibilities→
How to submitWhat we need and how to send it→
Add buildingLaunch the object tool→
Upload photosSubmit missing images→
My contentEverything you added and edited→
SpotlightFeatured PersonalityMarshall Gerometta is "the brain" when it comes to heights. As a veteran in the field, he also maintains the world's official list of the tallest skyscrapers.
Explore his work →
Since 30 years

The source
for tall buildings

SKYDB is creating the world's most comprehensive and deepest database of tall buildings. Used by professionals, maintained by experts.

Who we are →
Who we areExperts in the field→
Pricing and ServicesGet access to paid options.→
DefinitionsHow we measure and verify→
Knowledge BaseArticles + tutorials→
Get the NewsLatest announcements→
ContactReach out to the team.→
Featured activitySKYDB AwardsThe best skyscrapers of the world. Selected every year by SKYDB and its community members.
Visit the page →
Panorama of Philadelphia File 772-395-511

Philadelphia, PA city

Join SKYDB
structure #548676165building

Cira Centre

existing 133.1 m 29 floors 2005

Full map Join SKYDB
Location of Cira Centre
Height Rankings

Object dataJoin to edit

Architectural Height133.1 m
Roof Height133.1 m
Floors29
Completion2005
Structural Formskyscraper
Main Usagecommercial office
Status existing
Architectural Stylemodern
Address2929 Arch Street
Smart Address2929 Arch Street
CityPhiladelphia
CountryUnited States
Source: SKYDB | As of: 2026-09-16

Location

Full MapGoogle MapsBing Maps

Rating

The rating reflects architectural quality and visual impact as judged by SKYDB users, and feeds into how this building is ranked across the site.

Files Join to uploadview all 98 photos

  1. Photo 437-157-331
    Photo 437-157-331
    James Peacock
  2. Photo 416-218-054
    Photo 416-218-054
    Marshall Gerometta
  3. Photo 919-426-153
    Photo 919-426-153
    James Peacock
  4. Photo 778-457-760
    Photo 778-457-760
    James Peacock
  5. Photo 277-760-987
    Photo 277-760-987
    Marshall Gerometta
  6. Photo 558-879-277
    Photo 558-879-277
    Michiel van Dijk
  7. Photo 553-327-649
    Photo 553-327-649
    Marshall Gerometta
  8. Photo 972-183-452
    Photo 972-183-452
    Skyscraper Sunset
  9. Photo 262-475-893
    Photo 262-475-893
    Skyscraper Sunset
  10. Photo 251-035-042
    Photo 251-035-042
    Skyscraper Sunset
  11. Photo 665-647-031
    Photo 665-647-031
    John W. Cahill
  12. Photo 944-894-765
    Photo 944-894-765
    Skyscraper Sunset
  13. Photo 130-578-602
    Photo 130-578-602
    Chris Patriarca
  14. Photo 861-250-131
    Photo 861-250-131
    John W. Cahill
  15. Photo 167-048-074
    Photo 167-048-074
    John W. Cahill
  16. Photo 160-357-295
    Photo 160-357-295
    Chris Patriarca
  17. Photo 908-717-856
    Photo 908-717-856
    Chris Patriarca
  18. Photo 629-590-950
    Photo 629-590-950
    Chris Patriarca
  19. Photo 780-424-550
    Photo 780-424-550
    Chris Patriarca
  20. Photo 308-558-816
    Photo 308-558-816
    John W. Cahill
  21. Photo 845-892-775
    Photo 845-892-775
    John W. Cahill
  22. Photo 906-723-547
    Photo 906-723-547
    Chris Patriarca
  23. Photo 151-906-072
    Photo 151-906-072
    John W. Cahill
  24. Photo 526-007-209
    Photo 526-007-209
    John W. Cahill
  25. Photo 304-647-702
    Photo 304-647-702
    John W. Cahill
  26. Photo 156-736-089
    Photo 156-736-089
    John W. Cahill
  27. Photo 709-941-622
    Photo 709-941-622
    John W. Cahill
  28. Photo 493-353-981
    Photo 493-353-981
    John W. Cahill

Construction calendar

29 construction-phase photos across 2004 to 2005.

JanFebMarAprMayJunJulAugSepOctNovDec
2004 18 18
2005 11 11
Photos per month:less more