How to prepare for your bike tour Thinkwalks bike tours are never strenuous. We travel slowly between nearby stops and never ride steep hills. I’m a hill wimp. That’s why I love the Wiggle so much! Before coming to a ride, you’ll need to be sure your tires are firm and your bicycle is functioning  more »

This is the quintessential Thinkwalk, mixing all themes from the other tours: creeks, urban planning, social history, murals and everything else! Curious neighbors and cyclists alike will love this two hour tour. The Wiggle itself is now so popular, it’s rapidly becoming SF’s human-powered answer to the iconic U.S. Highway called Route 66. The popular  more »

How Golden Gate Park reflects the big changes in society Once a field of dunes, Golden Gate Park was built on a swath of sand called the Outside Lands. An ambitious garden the size of New York’s Central Park replaced the dunes, partly to create a refuge from city stresses of the Industrial Age and  more »