Невидима Крепост
Substacknewsletter · by Петър Петров · English
Подкаст за паметници на културата, забележителни места и тяхното опазване.
- Audience
- 1K subscribers
- Shown publicly on Substack
- Observed frequency
- No recent posts
- Observed from indexed posts
- Last post
- Jul 12, 2026
- Jul 12, 2026
- Likely audience
- cultural heritage professionals
- Inferred from post content
Невидима Крепост is a Substack newsletter by Петър Петров covering urban planning, cultural heritage and architecture. Its most recent indexed post is from Jul 12, 2026. Shown publicly on Substack: 1K subscribers.
Topics
Recent posts
- ✂️ Непубликувани…
- Архитектура и…
- ЕП 27…
- ЕП 26…
- ЕП 25…
Sponsors detected
No sponsored posts detected in the last 180 days of indexed posts.
Detected automatically from posts marked as sponsored. Detection can miss or misread placements.
See the full picture on Невидима Крепост
Subscriber momentum over time, every detected sponsor with the source post, companies and people it mentions, guests, and an alert when any of it changes.
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Compiled from public pages · refreshed Nov 5, 2026 · How NewsletterFIT collects and labels data
