Poptropica Time Tangled Cave. Before time tangled was released, it was referred to as time lapse island, then later as time twisted island. The gunpowder can be found in the great wall of china (1593 ad) time period of time tangled island.
Time tangled is a really fun island. Walk to the right and there will be a building that says party time tower. When that happens, jump and land on them.
Poptropica Underwater Cave. Once you get to the underwater cave, you have to find your way to the bottem and go in another cave with signs on it. You must wait until one of the hydra's 5 heads strike, and when the head is on the ground, jump on it.
You'll recognize it because there's a sign that says gnarly monster inside next to it. To get there, you must swim through an underwater cavern. Where is the underwater cave in poptropica mythology island?