There are som bridges. Jump on them and you will see the top of the wall.
Enjoy , fellow Poptropicans!! :)
The great wall of China is located on the Time Tangled Island. Hope this helps.
The barrel of explosives on time tangled is on the left of the Great Wall of China.
Look under and find the treasure
The Great Wall of China is at 1593 AD, which is 6 o'clock on the time device. (see related question)
It is at 1593 AD on the time device (6 o'clock position).
To open the cave at 831 AD, get the gunpowder from the Great Wall of China.
To the far right in The Great Wall of China (1593 AD)
Go to the Great Wall of China. Head right and you will see a barrel of gunpowder.
Go clock wise on the time watch and click on the 6th picture and that is the place where "The Great Wall Of China" is at.
The cave rocks can be blasted away with the barrel of gunpowder from the Great Wall of China (1593 AD, 6 o'clock on the time device).
@ the great wall...
There is a barrel of gunpowder to the right at the Great Wall (1593 AD), to use at the rocked-in cave in 831 AD. (When you have it, you only have to click the rocks.)