About this app
Explore each monument with a detailed card, photo and historical description. Test your knowledge with the quiz and locate all monuments on the interactive world map. CONTENT 22 triumphal arches: Paris, Rome, Barcelona, Moscow, Pyongyang... 13 monumental gates: Brandenburg, India Gate, Porta Nigra, Ishtar Gate... 23 obelisks and columns: Luxor, Vatican, Washington, Istanbul, Axum... FEATURES Detailed cards with high-resolution photos Quiz on cities and countries Interactive world map Category filters Bilingual French/English interface
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 26, 2026 · 11:08 AM $0.99
Screenshots
