Ever wondered what it’s like to surf indoors? We tested out flow riding, a high-speed indoor wave machine that simulates surfing — no beach required. Filmed in 4K, this video captures the fun, the ...

(CNN) — Abu Dhabi has many of the things that surfers hunt for in their quest for perfect waves: warm weather, year-round sun and clear water. The only thing it did not have was waves. That changed in ...