Disturbing before-and-after images show how Silicon Valley tech offices could be submerged by 2100

Here's San Francisco today.

And here's what the city's core may look like by 2100, if the worst-case scenario sea level rise pans out.

Linkedin's San Francisco office is just at the edge of the predicted flood plain, while Square and Twitter look safe — for now.

Here's what Facebook's Menlo Park campus — just south of San Francisco — looks like now.

It'll be totally flooded by the end of the century, based on Climate Central's worst-case scenario map.

As if the social media giant didn't have enough problems on its hands already.

Yahoo, in Sunnyvale, won't fare any better than Facebook.

Yahoo's headquarters and surrounding neighborhood are set to be inundated by 2100.

Here's eBay's office today.

It may become a beach-front office by the end of the century.

San Francisco's airport, and the surrounding area, are low-lying and prone to flooding.

Good luck flying in and out of SFO in 2100.

Apple's campus, the big ring in the center of the photo, will stay high and dry.

Many San Jose-based companies, like Adobe, are further removed from the coast and will be less affected by the rising tide.

New Yorkers, don't get on your high horse. Manhattan is an island, after all.

The city's buzzing Financial District, including Business Insider's own office and Spotify's new headquarters, are set to get much wetter by the end of the century.