Go right, and up on the rooftop, then you can jump left to the other part of the wall.
@ the great wall...
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
Get the gunpowder from the Great Wall (1593 AD) and then click on the rocks.
To open the cave at 831 AD, get the gunpowder from the Great Wall of China.
It is at 1593 AD on the time device (6 o'clock position).
Go to the Great Wall of China. Head right and you will see a barrel of gunpowder.
To the far right in The Great Wall of China (1593 AD)
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.
There are som bridges. Jump on them and you will see the top of the wall. Enjoy , fellow Poptropicans!! :)
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.)