In the scorching heat, swimming pools are no longer sufficient; urban dwellers are now flocking to indoor surf parks for a more exciting aquatic experience. These urban surfing spots bring ocean thrills to city centers, offering a splashy new way to escape the summer heat. We take a look at this cool new shift indoors. / Why do young people prefer temple forest retreats (20:46)? On the show: Heyang, Yushun & Brandon Yates