404 Not Found | Hidden Speakeasy Cocktail Bar Near Place de la Bastille

Surreal Lens Artistic interpretation of a real place.

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Highlights (subject to change)

Hidden Access

Secret entrance inside Prost leads to a discreet cocktail salon.

Playful “404” Theme

Easter-egg website & interactive “minitel” cocktail card.

Creative Cocktails

Signature serves with theatrical touches in an intimate setting.

Steps from Bastille

Prime location on Bd Beaumarchais for dinner + drinks combos.

With TLC Paris Concierge, slip behind Prost’s doors to find 404 Not Found — a cheeky Bastille speakeasy with clever, modern cocktails.

Address & Contact+

404 Not Found — Hidden Speakeasy (inside Prost)

3 Boulevard Beaumarchais, 75004 Paris, France

Email (Prost): bar.restaurant.prost@gmail.com

prost-paris.com ↗

@prost_paris ↗

Price+

Creative house cocktails; bar prices vary by menu & night.

See the live cocktail card for current offerings.

Concept+

Hidden speakeasy near Bastille — enter via the Prost restaurant and descend to an intimate, design-led salon for inventive cocktails.

Playful “404” theming; secret access inside Prost just off Place de la Bastille.

Menu & Booking+

Cocktail menu (interactive) ↗

For tables & privates, contact Prost by email; limited walk-ins at the bar.

Transport & How to Get There+

Métro: Bastille (L1/5/8) · Bréguet–Sabin (L5) · Chemin Vert (L8)

Entrance via Prost restaurant on Bd Beaumarchais (Bastille).

Opening Hours+

Evenings; hours vary with the program. Check Instagram/onsite menu for tonight’s times.

Hidden just steps from Place de la Bastille, 404 Not Found offers one of Paris’s more discreet and immersive speakeasy experiences — concealed behind Prost, a lively Franco-German bar on Rue de la Roquette. From the outside, almost nothing reveals what waits upstairs. A hidden passage and staircase lead visitors away from the noise of Bastille into a far more intimate world of cocktails, low lighting, and confidential late-night atmosphere.

Inside, the mood shifts dramatically. Haussmann-inspired details, velvet seating, warm shadows, and elegant contemporary touches create a space that feels cinematic without becoming overly formal. Large windows overlooking the Colonne de Juillet subtly reconnect the experience to the energy of Bastille below, while the interiors maintain a sense of privacy and calm rarely found in one of Paris’s busiest nightlife districts.

Cocktails remain at the center of the experience, with refined creations that balance technical precision, playful presentation, and classic foundations. The atmosphere attracts a stylish but relaxed crowd — couples, creatives, cocktail enthusiasts, and locals looking for something quieter and more hidden than the surrounding bars of Bastille and Rue de Lappe.

The neighborhood itself naturally extends the evening. Nearby you’ll find Place de la Bastille, Rue de Lappe, Opéra Bastille, Marché d’Aligre, Le Baron Rouge, Merci, and Episode Bastille — making the area ideal for combining cocktails, vintage shopping, wine bars, concerts, and late-night Paris exploration.

Unlike many highly polished luxury cocktail bars, 404 Not Found feels more underground and discovery-driven. It captures the spirit of Bastille itself: energetic, creative, slightly chaotic outside, yet filled with hidden corners once you know where to look.

For visitors searching for a more confidential side of Paris nightlife, 404 Not Found delivers an experience that feels intimate, atmospheric, and distinctly local — the kind of address often shared quietly between people rather than openly advertised.