Botanical Garden on Kolingasse in Vienna's Alsergrund is a basement speakeasy under Cafe Stein, the dark nautical room entered through a black door inside the cafe upstairs.
Food program: No food
Tip: Cash only; ring the doorbell on the side or enter through Cafe Stein's black door.
Address: Kolingasse 1, 1090 Wien, Vienna
If Dogs Run Free on Gutenberggasse in Vienna's Spittelberg is a 40-seat cocktail bar with a Bob Dylan-naming spirit, the carte built on classics with a strong amari and bitters depth.
Signature drink: Negroni variation
Food: Bar snacks
Tip: Open daily from 18:00; the bar seats are first-come, the booths take a reservation.
Barfly's Club inside Hotel Fuerst Metternich on Esterhazygasse in Vienna's Mariahilf is the city's longest-running classics-cocktail bar, the menu running 350+ named drinks across decades of bar history.
Signature drink: Classic Manhattan
Food: Bar snacks
Tip: Open Tue-Sat from 19:00; the regulars order from the original 1990s carte, not the seasonal supplement.
Balthasar Kaffee Bar on Praterstrasse in Vienna's Leopoldstadt switches from third-wave coffee in the day to a tight cocktail carte after 18:00, the same marble counter open until midnight.
Signature drink: Espresso martini
Food: Snacks and toasts
Tip: The espresso martini is the bar's signature; aperitivo hour from 17:00 brings the post-work crowd.
Le Troquet on Sankt-Ulrichs-Platz in Vienna's Neubau is a small French-leaning wine-and-cocktail bar in the Spittelberg quarter, the terrace under the church tower the warm-weather seat.
Signature drink: French 75
Food: Snacks and charcuterie
Tip: Open Tue-Sat from 17:00; the terrace seats fill first on summer evenings.
Roberto American Bar on Bauernmarkt in Vienna's first district is the city's neon-pink-lit shrine to classics-with-a-tweak, the small mahogany room a five-minute walk from Stephansdom.
Signature drink: Negroni
Food: Bar snacks
Tip: Cash and card; the Negroni list runs seven variations from house to mezcal.
Dachboden on top of 25hours Hotel on Lerchenfelder Strasse in Vienna's Neubau is the city's most-photographed rooftop bar, the terrace looking over to the MuseumsQuartier and the city skyline.
Signature drink: House gin and tonic
Food: Snacks and pizza
Tip: Sundowner-to-night crowd from 18:00; the terrace fills first on warm-weather Fridays and Saturdays.
