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.

Nestled just steps away from Place de la Bastille, 404 Not Found offers a clandestine escape into a world where modern design meets classic French elegance. This hidden speakeasy, discreetly located within the Franco-German restaurant Prost, provides an intimate setting for patrons seeking a unique Parisian nightlife experience. To uncover this secret gem, guests navigate through Prost's industrial-inspired interior, discovering an unassuming handle that reveals a concealed staircase leading to the enigmatic 404 Not Found.

Upon entering, visitors are transported into twin lounges that exude both historic charm and contemporary flair. The ambiance is reminiscent of a Haussmann-style salon, featuring designer furniture juxtaposed with ornate moldings and ceiling paintings that harken back to pre-revolutionary Paris. Large windows offer glimpses of the July Column, seamlessly blending the bar's timeless atmosphere with the vibrant energy of the Bastille district.

At the heart of 404 Not Found is head bartender Paul Meltzer, who crafts inventive cocktails that delight the senses. Each drink is meticulously prepared and presented with a ceremonial flair, often illuminated upon serving to enhance the visual and sensory experience. The menu showcases a range of creative concoctions, ensuring that both classic cocktail enthusiasts and adventurous palates find something to savor.

Whether you're a local seeking a new haunt or a visitor eager to explore Parisian speakeasies, 404 Not Found promises an unforgettable journey into the city's clandestine nightlife.