3800 meters above sea-level, some 70 km West from La Paz and 15 km South-East from Lake Titikaka, in a region of Bolivia called Collao, lie the last vestiges of an archaic and mysterious pre-Columbian civilization: Tiwanaku. The navel of the world which coordinates I had dreamed of visiting for a relatively insignificant timespan.

The first question that arose was how I was going to get there. And above all, how the hell I was going to get back.

In Rio de Janeiro, not far from the urban din and the concrete blocks, hide a breathtaking flora and fauna. Many hikes invite you to discover these thousand and one treasures of nature. And what better way to end a hike in style than to cool off in the water, on Copacabana beach!

For two hours, the airplane window has given the same image: gray clouds. But as we descend lower and lower, these clouds dissipate and the colors change shades. A huge green area appears. Green, nothing but green, as far as the eye can see.