I'm pretty luckly to have a nice view of the city with the Hudson River and New Jersey in the background. I figured it'd be pretty fun to take some timelapsed photos.
There are plenty of apps available and I used Laspe It on iOS. I set up my iPad next to the window and configured the app to take one picture every 60 seconds. Note that you probably want to have the iPad be plugged in otherwise it can run out of battery after hours of taking pictures!
The cloud formations are really cool in this one:
And for this one, check out how the sun moves across the sky!