Ever want to take a visit and explore the largest cave on the planet?

Chances are, you’re not going to Vietnam anytime soon, so photographer Ryan Deboodt went for you … sort of. He attached a GoPro to a drone and flew it through the Hang Son Doong caves. These caves are over 5.5 miles long and contain a jungle, a river and enough space to fit a 40-story building inside. The caves were discovered in 1991, but were not explored until 2009. A tour company just started running tours in 2014, but they are booked through 2015 already. Fortunately, Deboodt gave anyone with an internet connection the opportunity to glance into the massive landmark.

Watch it below via Vimeo.