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 →

317,019 tall buildings

Join SKYDB

Photos of Alphatoren

Shown building: Alphatoren in Enschede

View Alphatoren
JanFebMarAprMayJunJulAugSepOctNovDec
2005 11 2 3 4 2
2006 45 3 2 7 1 3 3 13 10 3
2007 55 8 6 3 5 7 11 2 1 12
Photos per month:less more
Search form:
  1. Photo 874-083-476
    Photo 874-083-476
    René Hogendijk
  2. Photo 482-605-672
    Photo 482-605-672
    René Hogendijk
  3. Photo 486-990-402
    Photo 486-990-402
    René Hogendijk
  4. Photo 186-154-721
    Photo 186-154-721
    René Hogendijk
  5. Photo 978-873-572
    Photo 978-873-572
    René Hogendijk
  6. Photo 193-712-865
    Photo 193-712-865
    René Hogendijk
  7. Photo 808-954-733
    Photo 808-954-733
    René Hogendijk
  8. Photo 364-017-925
    Photo 364-017-925
    René Hogendijk
  9. Photo 721-960-667
    Photo 721-960-667
    René Hogendijk
  10. Photo 346-595-956
    Photo 346-595-956
    René Hogendijk
  11. Photo 549-633-217
    Photo 549-633-217
    René Hogendijk
  12. Photo 844-254-923
    Photo 844-254-923
    René Hogendijk
  13. Photo 693-438-277
    Photo 693-438-277
    René Hogendijk
  14. Photo 190-646-405
    Photo 190-646-405
    René Hogendijk
  15. Photo 441-905-730
    Photo 441-905-730
    René Hogendijk
  16. Photo 537-889-239
    Photo 537-889-239
    René Hogendijk
  17. Photo 876-743-383
    Photo 876-743-383
    René Hogendijk
  18. Photo 224-318-744
    Photo 224-318-744
    René Hogendijk
  19. Photo 127-745-006
    Photo 127-745-006
    René Hogendijk
  20. Photo 351-956-683
    Photo 351-956-683
    René Hogendijk
  21. Photo 685-493-112
    Photo 685-493-112
    René Hogendijk
  22. Photo 503-803-591
    Photo 503-803-591
    René Hogendijk
  23. Photo 701-510-566
    Photo 701-510-566
    René Hogendijk
  24. Photo 961-749-972
    Photo 961-749-972
    René Hogendijk
  25. Photo 245-073-755
    Photo 245-073-755
    René Hogendijk
  26. Photo 775-126-230
    Photo 775-126-230
    René Hogendijk
  27. Photo 728-146-271
    Photo 728-146-271
    René Hogendijk
  28. Photo 369-522-205
    Photo 369-522-205
    René Hogendijk
  29. Photo 939-403-167
    Photo 939-403-167
    René Hogendijk
  30. Photo 905-292-373
    Photo 905-292-373
    René Hogendijk
  31. Photo 134-515-204
    Photo 134-515-204
    René Hogendijk
  32. Photo 360-998-043
    Photo 360-998-043
    René Hogendijk
  33. Photo 906-540-757
    Photo 906-540-757
    René Hogendijk
  34. Photo 802-332-058
    Photo 802-332-058
    René Hogendijk
  35. Photo 877-771-283
    Photo 877-771-283
    René Hogendijk
  36. Photo 991-768-802
    Photo 991-768-802
    René Hogendijk
  37. Photo 958-419-439
    Photo 958-419-439
    René Hogendijk
  38. Photo 212-362-617
    Photo 212-362-617
    René Hogendijk
  39. Photo 411-611-878
    Photo 411-611-878
    René Hogendijk
  40. Photo 283-369-642
    Photo 283-369-642
    René Hogendijk
  41. Photo 440-545-230
    Photo 440-545-230
    René Hogendijk
  42. Photo 584-293-215
    Photo 584-293-215
    René Hogendijk
  43. Photo 506-294-074
    Photo 506-294-074
    René Hogendijk
  44. Photo 609-200-773
    Photo 609-200-773
    René Hogendijk
  45. Photo 242-906-546
    Photo 242-906-546
    René Hogendijk
  46. Photo 308-192-817
    Photo 308-192-817
    René Hogendijk
  47. Photo 169-629-552
    Photo 169-629-552
    René Hogendijk
  48. Photo 181-334-834
    Photo 181-334-834
    René Hogendijk