Fernanda meets the professional triathlete Guilherme, and will train us on the trails that the city of Boulders. There are countless swimming pools, athletics tracks, lakes and trails.

Fernanda Keller starts the ep at high temperatures, experiencing one of the most risky adventures of her life. Together with a friend who lives in Hawaii, they go in search of the lava rivers that flow into the sea, in the heart of the Kilauea volcano.

Fernanda meets triathlete Cris, a Brazilian who lives in San Diego. They visit the cornerstone, where the first modern-age triathlon took place on Fiesta Island in San Diego. Then take the opportunity to train on site.

Fernanda goes to Silicon Valley, California, the perfect place to experience new technologies in the world of biking. She does a test in the wind tunnel, essential to assess the athlete's position and improve his performance.

Fernanda is received by her friend in the city of Boulder, Colorado. Cycling up to the top of the highest mountains in the region is part of the challenge, it is more than 4000 meters of altitude which makes the air very thin.