Bullet scars mark the École Militaire from 1944
Les Invalides sits near the École Militaire, the military academy Louis XV founded in 1751 on the marshy edge of the Champ de Mars. Its windows and book covers still carry bullet impacts from August 1944, when German occupiers were attacked there by the FFI and the 2nd Armoured Division during the liberation of Paris.
Bullet scars mark the École Militaire's windows and books
You are standing inside the walls of the École Militaire, the vast military academy Louis XV ordered built in 1751 to train the sons of impoverished nobles as officers — a school that would number Napoleon Bonaparte among its cadets. The building you're inside was raised on the marshy edge of the Champ de Mars, its long façades and central dome designed by Ange-Jacques Gabriel, the same architect responsible for the Place de la Concorde. For over two and a half centuries it has stayed in continuous military use, one of the rare grand Parisian institutions never repurposed into a museum or ministry annex for the public.
Look closely at the window glass and stonework around you: some of it still carries the physical evidence of August 1944, when German forces occupying the École Militaire were engaged here by FFI resistance fighters and the 2nd Armoured Division during the liberation of Paris. Bullet impacts scored the panes and even the book covers inside during the fighting, and traces of that combat remain visible on the buildings today.
More recently, in the early hours of 25 May 2025, fire broke out in the roof of one of the teaching and administrative buildings within the complex, and 130 firefighters were called to bring it under control before it spread far beyond the roof structure. The site remains, as it has since Gabriel's day, a working military school — a short walk south from the domed chapel and parade ground that face the Les Invalides complex across the Champ de Mars.
Fighting for the school converged from courtyards and corridors
The scars in the glass are the closest thing this ground has to a written confession. When the FFI and the 2nd Armoured Division pushed into the École Militaire in August 1944, the fighting was close enough to leave bullet impacts not just in stonework but in the pages of books left on shelves inside — a detail that survives because someone, afterward, thought it worth noting rather than repairing. The occupying German garrison, the resistance fighters converging from the surrounding streets, the armour rolling up from the south — all of it converged on this one courtyard-and-corridor complex during the last days before the city's liberation, and the marks are still there for anyone who looks at the right pane of glass.
The 2025 fire is a smaller, plainer entry in the same ledger — no lives lost, a hundred square metres of roof timber given over to flame in the small hours of a May night, and a response substantial enough (130 firefighters) to suggest the building's age and density gave the fire crews real trouble even in containing it to one wing. It sits oddly next to 1944, but both belong to the same pattern: a building that keeps absorbing damage without ever losing its function, patched and returned to service each time.
Napoleon's tomb rises near the school that trained him
A hundred metres or so north, past the parade ground, 109 metres holds a darker centerpiece of French military memory than anything in the École's own walls: Napoleon's tomb, the vast porphyry sarcophagus completed in 1861 to receive the emperor's remains after their return from Saint Helena. The irony sits close to home — Napoleon trained as a cadet a few hundred metres from where he now lies entombed under Visconti's dome, his career having started here and ended, ceremonially, there.
The Invalides complex carries its own weight of twentieth-century memory beyond the tomb. A short walk east, the Fondation pour la Mémoire de la Déportation, founded in 1990, keeps the record of Nazi and Vichy deportations and internments from 1940–45 — a quieter, harder counterpart to the battle scars on the École's own windows. Nearby, the Musée de l'Ordre de la Libération documents the Free French resistance that eventually reached these same streets in 1944, and the Historial Charles de Gaulle traces the man who led it.
Aristocratic mansions rose on drained marshland nearby
Beyond the military quarter, the 7th arrondissement thickens into a district of eighteenth-century townhouses — the Hôtel Biron, now the Musée Rodin, built from 1727 and later Auguste Rodin's own workshop; the Hôtel de Bourbon-Condé, the Hôtel du Châtelet, the Hôtel de Castries — a belt of aristocratic mansions built on drained marshland once considered too damp and too far from the old city center to be fashionable, until it became exactly that.
That damp history is written into the ground itself: beneath the pavement and parade grounds runs a shallow bed of clay, gravel and sand, the recent floodplain deposit of the Seine, laid down over older Eocene-age siltstones and marls. It is unglamorous rock, but it explains why Gabriel's engineers had to reckon with soft, marshy footing when they raised the École's façades on the edge of the Champ de Mars in the 1750s — a field that was, before the parade grounds and the Eiffel Tower, simply low wet ground at the edge of the city.
Every person, building and event in this story opens into its own dig in the app — and it will dig the ground you are standing on instead, wherever that is.