Field guide No. 554
Forge hammer leaves ceiling crater
Struck upward, by mistake.
In a dark steel works, a giant forge hammer stands under a ceiling dented into a huge crater, sparks and grit still falling from it. The anvil is fine.
Field noteForge hammers strike down. This one has dented the roof above it into a crater.
Also possible, also breaking physics
A question of balanceSmall hippos exist and teacups exist. The cups surviving is the only unlikely part.
Starry night pockets beneath daylight cloudsNight comes all at once. Under these three afternoon clouds hang funnels of starry dark.
Daylight between the pagesAn open book casts warm light inside a train carriage. The next stop is a footnote.
Unzipped tideA dry strip through the sea, waves held up on both sides. Water does not stand in walls, but these are consistent.