Here's what's happening in San Francisco.

Here's what's happening in San Francisco according to Strava Insights (click to enlarge).​

Ever wonder which city's cyclists ride the farthest and the most? Now you can find out thanks to Strava's new interactive data platform, Strava Insights. The new feature highlights cycling and running data from the world's 12 most active cities.

The information comes via a dataset that is growing by more than 5 million activities per week, and comprises nearly a trillion GPS data points.

"Strava Insights is the culmination of analyzing billions of GPS data points and millions of athlete activities, giving never-seen-before insight into cycling and running behaviors in 12 key global cities," said Davis Kitchel, co-founder of Strava. "We want to give our athletes a fascinating view of how their own activities compare with their fellow community members both near and far."

Londoners definitely love to ride bikes.

Londoners definitely love to ride bikes (click to enlarge).​

The Strava Insights platform refreshes each week and shows the last 12 months of data from Strava members, allowing comparison between the 12 most active cities. As it stands, more than 30 million activities have been uploaded in the last year across these cities, which include: Amsterdam, Barcelona, Berlin, London, Los Angeles, Melbourne, Milan, New York, Paris, San Francisco, Sao Paulo and Sydney.

Twenty million cycling activities have been logged on Strava across the 12 most active cities in the past year, and all those uploads have unveiled some interesting insights. Here's a rundown:

Most active cycling city:
London logged more than 7 million rides in 12 months.

Most active cycling city in the U.S.:
San Francisco (2.4 million rides), which overall is ranked third behind London and Amsterdam, and just ahead of Los Angeles.

Fastest running city:
Parisian runners have the fastest average pace, with 8:56 minutes per mile, besting New York City, the fastest running city in the U.S., by 19 seconds.

Earliest birds:
Sydney's cyclists record 29 percent of their rides between 6-8 a.m. In the U.S., both San Francisco and Los Angeles' cyclists record 11 percent of their runs between 6-8 a.m.

The Big Apple is big on cycling, too.

The Big Apple is big on cycling, too (click to enlarge).​

Which city's cyclists ride the farthest?

Milan - 33.7 miles (avg. distance)
Barcelona - 25.9 mi
Amsterdam - 27.3 mi
Paris - 23.4 mi
Los Angeles - 20.8
Berlin and São Paulo - 19.8
Sydney and Melbourne - 19.7
San Francisco - 18.4
New York City - 17.4
London - 16.1 mi

Which city's cyclists ride the most?

London - 7,052,729 (uploads over 12 months)
Amsterdam - 2,760,418
San Francisco - 2,380,633
Los Angeles - 2,160,023
Melbourne - 1,665,635
Sydney - 1,392,290
Barcelona - 865,661
São Paulo - 767,234
New York City - 738,451
Milan - 563,778
Paris - 529,692
Berlin - 288,182

Who are the world's fastest running city dwellers?

Paris - 8:56/mi (avg. pace)
London - 9:00/mi
Berlin and Melbourne - 9:11/mi
Milan - 9:13/mi
New York City - 9:15/mi
Amsterdam - 9:19/mi
Sydney - 9:33/mi
Barcelona - 9:41/mi
San Francisco - 9:47/mi
Los Angeles - 10:26/mi
São Paulo - 10:45/mi

Which city runs the farthest?

Paris - 6.2 miles (avg. distance)
Barcelona - 5.9 mi & Milan - 5.9 mi
Berlin - 5.8 mi
Amsterdam - 5.2 mi
New York City and San Francisco - 5 mi.
London - 4.8 miles
Los Angeles and Melbourne - 4.7 mi
São Paulo - 4.8 mi
Sydney - 4.6 mi

Which city runs the most marathons?

London - 12,888 (completed over 12 months)
San Francisco - 5,479
Amsterdam - 4,678
Los Angeles - 4,528
Paris - 4,200
Barcelona - 3,485
New York City - 2,698
Melbourne - 2,255
Sydney - 1,912
Berlin - 1,397
Milan - 1,241
São Paulo - 1,170

For more information visit insights.strava.com.