ThenNowThenNow.App
  • Search
  • Trending
  • Explore
    • Today in History
    • Lost Cities
    • Stories
    • Quiz
  • Get App

Lost Cities

Explore ancient civilizations and places that have vanished from the Earth

All Eras Ancient Medieval Modern
Angkor

Angkor

Cambodia

Angkor, also known as Yasodharapura, was the capital city of the Khmer Empire, located in present-day Cambodia. The empi...

Pompeii

Pompeii

Italy

Pompeii was a city in what is now the municipality of Pompei, near Naples, in the Campania region of Italy. Along with H...

Machu Picchu

Machu Picchu

Peru

Machu Picchu is a 15th-century Inca citadel located in the Eastern Cordillera of southern Peru on a mountain ridge at 2,...

Troy

Troy

Turkey

Troy or Ilion was an ancient city located in present-day Çanakkale, Turkey. It is best known as the setting for the Gree...

Petra

Petra

Jordan

Petra, originally known to its inhabitants as Raqmu, is an ancient city and archaeological site in southern Jordan. Famo...

Explore Modern Places

Explore

  • Trending Places
  • Today in History
  • Lost Cities
  • Stories
  • Quiz

Popular Cities

  • Kolkata
  • Moscow
  • Dubai
  • Colosseum Rome
  • London

Legal

  • Privacy Policy
  • Terms of Service

About

ThenNow.App helps you explore how cities and landmarks have transformed over time through stunning historical photo comparisons.

© 2026 ThenNow.App. All rights reserved.