After their search through Europe, Bassie and Adriaan are back in the Netherlands. They've found all the packages and outsmarted the crooks at every turn. What Bassie and Adriaan don't know is that the Baron has devised a dastardly plan to trap them again. Together with B100 and Handy Harry, the Baron lures our friends to Curaçao to finish them off. There, they experience exciting adventures, in which their old friend Vlugge Japie also plays a key role.

Bassie participates in a TV quiz and wins a trip for two to America. While in America, Bassie and Adriaan visit New York, Washington, and San Francisco. It looks like it's going to be a fun vacation. But that quickly changes when they visit Alcatraz, a prison island where America's biggest criminals used to be locked up. Now, the big criminals are back on that island, but they're not locked up. They're the Baron, Handy Harry, and B100, who have prepared a trap for Bassie and Adriaan on Alcatraz!

Bassie won a trip to America on a TV quiz show. There, Bassie and Adriaan visit Yosemite National Park, home to the world's tallest trees. They experience a dangerous adventure as they travel through Death Valley and a fun one when they meet the famous magicians Siegfried and Roy in Las Vegas. But they're not traveling alone... The Baron, Handy Harry, and B100 are also in America, preparing a trap.

On their journey through America, Bassie & Adriaan visit the Wild West. They arrive in regions where cowboys and Native Americans once lived. They ride around on horses and feel just like real cowboys. When a wagon carrying passengers is robbed, things get very exciting. Bassie & Adriaan also meet real Navajo Indians. These Indians live in Monument Valley, but the Baron, Handy Harry, and B100 are also there, and they are looking for Bassie & Adriaan.

Bassie and Adriaan take a fantastic trip through America. When they go to Florida, they visit all the amusement parks. During a visit to Sea World, they see not only dolphins and orcas, but also the Baron and B100! These criminals are also in America and feel safe because they can't be arrested there. Adriaan wants to trap the criminals and lures them to St. Maarten. There, they have another fun and exciting adventure.