Coke and Pepsi McDonald never asked to be geniuses.

They never asked to get lowered into a basket of boiling French fries, either. And they certainly never asked to be frozen in soft-serve ice cream, stampeded in a wild stadium riot, or kidnapped on a high-speed roller coaster. But that's what happens when a red-haired villain named Archie Clone is chasing you across America. This just might be the most dangerous road trip in history--and the most awesome

Want to join in the fun? Fire up the old Google Maps and follow the McDonald twins as they get chased from the National...

The wackiest road trip in history comes to an action-packed conclusion in book five of the New York Times bestselling Genius Files series.

When we last left our heroes, twins Coke and Pepsi McDonald were in Roswell, New Mexico, and they had just seen a strange beam of light. Now their cross-country road trip is about to take a detour that's out of this world--literally

Once the twins get their feet back on the ground, they embark on the final leg of their trip, which will take them from the Hoover Dam all the way to the Golden Gate Bridge. Chased by nefarious...