La text snippet describes different information about a popular calisthenics exercise known as the "Vuelta al Mundo," or "around the world." The first text snippet briefly explains what calisthenics is, while the second text snippet describes the exercise and provides a step-by-step guide on how to perform it. The third text snippet includes a comment discussing the exercise and the target muscles it works. In the fourth text snippet, the author shares a famous routine that includes the Vuelta al Mundo exercise and mentions that it is well-known among many people. The fifth text snippet provides a more specific description of the targeted muscle groups for this routine, while the sixth text snippet features a discussion about incorporating this exercise into a routine. Finally, the seventh text snippet presents another variation of the exercise, known as "Vuelta al Mundo en barra." Overall, the text snippets introduce the concept of calisthenics, highlight and explain the popular Vuelta al Mundo exercise, and provide tips and variations for incorporating it into a workout routine.