Rome wasn’t built in a day. So, wasn’t the finale of GOT season 7.
The story doesn’t seem simple and making is definitely not. Each character and scene have the layers which bring the viewers to predict the next move. The most intriguing parts were Dragon pit, Dead army man presentation in front of Lannisters and the ending with Danareys and John making love.
If you really want a proof, how much efforts did the episode and sequence take, have a look at the behind-the-scenes video especially for dragon pit scene?
Watching this monumental drama, you definitely can not imagine Cersei and Tyrion doing this: