Available Cities
Right now the app supports 16 cities, with more being added every few weeks. You can explore each IRL and virtually!
Download for iOS
Amsterdam
From a flood dam to a global trade hub, Amsterdam built its identity on commerce, canals, and tolerance.
The Hague
A village that governed a republic, The Hague held political power for centuries before receiving official city rights in 1806.
Utrecht
From Roman fort to bishop's seat, it shaped the Dutch Republic and hosted a landmark European peace treaty in 1713.
Berlin
Founded in 1163, Berlin has survived empire, ruin, and division, becoming a living record of European history's extremes.
Leiden
Shaped by siege, scholarship, and trade, it grew from a medieval textile hub into a lasting center of European science.
Haarlem
From sandbar to Golden Age city, this Dutch town survived a Spanish siege to lead Europe in textiles and painting.
Maastricht
From Roman river crossing to medieval pilgrimage site, garrison town, and industrial pioneer, it later birthed the European Union.
Rotterdam
Bombed flat in 1940 and rebuilt from scratch, this port city grew from a fishing village into a global trade hub.
Potsdam
Once a Slavic settlement, it grew into Prussia's royal showcase, hosted a world-changing conference, and remains a UNESCO heritage capital.
London
Founded by Romans, rebuilt after fire and plague, and home to the world's first subway, London kept growing through every disaster.
Vienna
From Roman garrison to Habsburg imperial seat, this city shaped European culture, survived Ottoman sieges, and became a diplomatic hub.
San Francisco
From Ohlone villages to gold rush boomtown, the city has survived earthquakes, shaped counterculture, and driven the modern tech age.
Budapest
Settled by Celts, shaped by Romans, Ottomans, and Habsburgs, Budapest merged separate towns into a single capital in 1873.
Hamburg
Founded in 808, it grew into Europe's great trading port, home to Germany's first stock exchange and a self-governing city-state.
Dresden
Once called the Florence of the Elbe, it was nearly destroyed in 1945 and has since rebuilt its Baroque heart.
Frankfurt
For centuries, Frankfurt elected German kings, hosted Europe's merchants, and built the financial foundations that now anchor the European Central Bank.
Coming Soon
These cities will be added next. Download the Open World app and request a city there to prioritize it!
- 1. Paris
- 2. Los Angeles
- 3. Barcelona
- 4. Bratislava
- 5. Delft
- 6. Beijing
- 7. Tokyo
- 8. Warsaw
- 9. Prague
- 10. Sarajevo
- 11. Athens
- 12. Glasgow
- 13. Leipzig
- 14. Oslo
- 15. Antwerp
- 16. Manchester
- 17. Rostock
- 18. Breda
- 19. Nijmegen
- 20. 's Hertogenbosch
- 21. Zwolle
- 22. Shanghai
- 23. Delhi
- 24. Istanbul
- 25. Mumbai
- 26. Moscow
- 27. Shenzhen
- 28. Mexico City
- 29. New York
- 30. Cairo
- 31. Tehran
- 32. Xi'an
- 33. Rio de Janeiro
- 34. Bangkok
- 35. Sydney
- 36. Hyderabad
- 37. Singapore
- 38. Thành Phố Hồ Chí Minh
- 39. Madrid
- 40. Casablanca
- 41. Caracas
- 42. Kyiv
- 43. Chicago
- 44. Taipei
- 45. Toronto
- 46. Osaka
- 47. Rome
- 48. Minsk
- 49. Phoenix
- 50. Damascus
- 51. Munich
- 52. Milan
- 53. Sofia
- 54. Dubai
- 55. Cologne
- 56. San Jose
- 57. Stockholm
- 58. Ottawa
- 59. Tainan
- 60. Cracow
- 61. Riga
- 62. Zagreb
- 63. Portland
- 64. Stuttgart
- 65. Helsinki
- 66. Vancouver
- 67. Poznan
- 68. Bremen
- 69. Lisbon
- 70. Skopje
- 71. Edinburgh
- 72. Cape Town
- 73. Bristol
- 74. Palma de Mallorca
- 75. Zurich
- 76. Florence
- 77. Doha
- 78. Kiel
- 79. Bordeaux
- 80. Halle (Saale)
- 81. Arnhem
- 82. Bruges
- 83. Bremerhaven
- 84. Luxembourg
