Your I.Q. will likely rise a few notches when you enter this spacious cavern filled with books and mechanical wonders.

There’s no bar quite like the Interval at Long Now

Nothing about the all-day salon/coffee shop/cocktail bar/museum the Interval at Fort Mason is normal.

If you want to get smarter while you drink, go to The Interval in Fort Mason. This bar houses stacks and stacks of books on science and engineering, and is probably the only place in the city you can learn about biomimicry while drinking a brandy milk punch.

I’ve Grown to Love Life Too Much at The Interval at Long Now. Choose life in the form of cognac, spiced pear liqueur, and creme de cacao with a shot of sparkling wine on the side.

Home to the forward-reaching Long Now Foundation headquarters, The Interval feels like a thinkers and readers bar, lined with floor-to-ceiling books of all subjects (“to restart civilization with”), though it welcomes all stripes.

If you want a drink that looks as beautiful as this bar’s interior, try the Improved Calvados Cocktail.

The Interval at Long Now is an astounding concoction of library, coffee shop, museum, seminar space, and bar.

Nothing about the all-day salon/coffee shop/cocktail bar/museum the Interval at Fort Mason is normal, including their huge drink menu that includes 12 low- and no-ABV cocktails.

By far one of the most interesting cocktail bars in San Francisco, the Interval is part museum, part cafe, part (best part!) cocktail bar.

One of San Francisco’s friendliest bars, The Interval at Long Now is the ultimate chameleon; well­-priced coffee shop by day, refined cocktail bar by night, also showcasing a limited edition spirits programme by local favourite St. George.

Check out Interval, the laid-back, sophisticated Fort Mason bar.

Tucked in a 1930s-era building toward the back of Fort Mason, The Interval is basically where the League of Extraordinary Gentlemen would hang out were they called to present-day San Francisco.

Contemplate a calming long-term mindset while sipping an artisan coffee or cocktail amidst mesmerizing mechanical prototypes.

The Interval, a bar known for its constantly-transforming atmosphere and mouthwatering craft cocktails

There is no other bar like The Interval. The Interval uses the evolution of cocktails to explore its ever-changing relationship to the world around us.

The Interval is one of SF’s more unusual bars, and will instantly impress anyone you take simply by showing them you know it exists.

Tucked away in the Fort Mason Center, you can enjoy this spot by day with a coffee ... or by night with a very lengthy cocktail list that will soothe any craving.

Treat yourself to a drink at The Interval at Fort Mason. Part bar, part café, and part museum, this space plays with your perceptions and serves up some killer cocktails.

Start your Sunday morning with a coffee from The Interval at Long Now before hitting up the Fort Mason Farmers Market in the Marina. They’re also a great option for an intimate coffee date spot if that’s your thing.

The Navy Gimlet is one of the Most Iconic Cocktails in San Francisco

The setting was a packed house at The Interval, the hip, tech- and art-inspired salon, home to The Long Now, with luminaries like Kevin Kelly, Howard Rheingold, and Stewart Brand in the audience.

First Date Drinks: There is a lot at this intense cocktail bar to distract if needed: artifacts to look at, historical explanations to read, a 34-drink-long list to choose from. No matter which beverage you choose, the drinks are good, the vibes are relaxed, and there's some food to snack on.

Museums and bars are certainly two of the most desired destinations for many travelers visiting a new city, so how about an attraction that combines them both?

The Interval’s fern bar drinks wink and teach, instructing and delighting. And maybe that’s what defines the Interval as a bar.

The Interval looks like a steampunk laboratory crossed with a modern, minimalist library.

I’ve Grown to Love Life Too Much - One of several brandy cocktails on the menu at the combination think tank and coffee-cocktail bar at Fort Mason, inspired by a scene in The Brothers Karamazov and tastes like a chocolate-covered pear with bubbles on the side.

More than a mere coffee shop, The Interval at Long Now is an intriguing mix of a bar, a café, a library, and a museum, that has the ideal ambiance for a quiet and highly productive work session.

The Interval is one of the more unique bars in San Francisco, and the fact that you even know it exists will probably impress your date. Good for an early evening cocktail and a walk along the water towards the bridge.

The Interval is a showcase of gadgets and technology like a prototype for the 10,000-year clock and a digital painting that functions on an algorithm to constantly evolve through a myriad of designs.

The thick cocktail menu is a historical study into mixology, each page a genealogy of a certain drink, or themed, like a collection of concoctions...

This acclaimed bar sits inside a refreshingly bright space with floor-to-ceiling bookshelves...

...you can engage in Salon Talks, examine mechanical wonders and taste some of the best-crafted drinks in the city!

The Interval is basically where the League of Extraordinary Gentlemen would hang out were they called to present-day San Francisco.

My first choice would be The Interval. Located in a beautiful non-profit space in Fort Mason, The Interval has quality brews and fancy teas, plus, if it goes well you can parlay it into drinks!

Award-winning bartender Jennifer Colliau has come up with several tempting zero-proof options

Hidden within Fort Mason, The Interval is one of the most unique coffeeshops in San Francisco that your date has probably never heard of.

Unique to San Francisco or any city, complete with salon talks and a library to restart civilization.

Yes, it’s a bar, but it has some of the best coffee in the Marina.

No matter which beverage you choose, the drinks are good, the vibes are relaxed, and there's some food to snack on.

By far one of the most interesting cocktail bars in San Francisco, The Interval is part museum, part cafe, part (best part!) cocktail bar.

The pioneering Long Now Salon has one of the coolest bars in this—or any—city, complete with salon talks and a library that could restart a civilization.

Our goal was for the historic space and projects of the organization to drive the aesthetic

The Interval is hands down one of the best cocktail bars in the country.

Perhaps the most intelligent bar in San Francisco with science, free thinking and conversation something of a theme.

Kirkland’s talk was one of a series at the Interval at Fort Mason Center, downstairs from headquarters of the Long Now Foundation

The robot is installed as an art exhibit at The Interval, a cafe in San Francisco.

The modern space boasts Golden Gate Bridge views, floor-to-ceiling bookshelves, thought-provoking art and an intimate front bar and lounge area.

I’ll head for The Interval at Long Now for some of the most serious (yet fun and refreshing) cocktails in the city.

The space is steps from the water with views of Alcatraz and the Golden Gate Bridge.

The Long Now is about stretching time, about making the now long.

Each of these drinks is impeccable and comes backed by full character development.

We entered and grew wide­eyed. What manner of space­age place was this?

The Manual for Civilization, aims to compile a collection of 3,500 books in the Foundation’s physical space—books deemed most likely to “sustain or rebuild civilization.”

An amazing combination bar/café/library/conversation space and event space with so many layers that it's difficult to know where to start

Drinkers are provided with enough lore that each cocktail feels rooted within its own narrative journey.

Jennifer Colliau brings cocktails back from the dead.

This cafe-bar may sound mildly out of place in theory, but it’s perfectly delightful in practice.

San Francisco's most unusual watering hole, where cocktails and enlightenment mix

...a combination bar, coffee shop, museum, presentation space, and office, complete with Brian Eno artwork and a chalkboard-writing robot.

...the drinks are some of the most finessed in town.

One of the most forward-thinking, high-brow watering holes you'll ever step foot in.

...equal parts salon, bar, restaurant, and museum where one can ponder the fragility of human civilization over a cappuccino.

Teetotalers can enjoy a selection of booze-free cocktails, as well as the coffee and tea that are served during the space's daytime hours.

A Techno-Utopian Bar in San Francisco for Those Who Like to Think While They Drink

You feel intellectually stimulated just walking into the space.

...a rich sense of cocktail traditions and history, and a scientific sensibility to the process of crafting drinks.