You’ll find full guidelines on the TLT page – here’s the tl;dr:
Write three lines inspired by the photo prompt (& give them a title if possible).
Link back to this post.
Tag your post with 3LineTales (so everyone can find you in the Reader).
Read and comment on other TLT participants’ lines.
If you want your post to be included in the round-up, you have until Sunday evening to publish it.
“We repeat this is only a test, had a real emerency be underway detailed information will follow these messages.” TV announces to the population.
The view out the window reminds us the strange lights in the sky didn’t follow the advice either.
The politicians worry about where the necessary abductions will come from.