A medieval stone castle with curtain walls forming a square, four tall corner towers with battlements, a central keep, a gatehouse with an archway and portcullis, and a surrounding moat with a small drawbridge.

A cozy cottage

A phoenix rising from flames: wings fully spread upward, tail feathers flowing down like fire, head raised to the sky, made of red, orange, and gold blocks with glowstone accents

An underwater shipwreck: a wooden galleon on its side on the ocean floor, holes in the hull, coral and seaweed growing on it, treasure chests spilling gold, and fish swimming around

A floating island ecosystem: a chunk of earth suspended in air with waterfalls pouring off multiple edges, a small forest on top, exposed roots and rocks hanging underneath, and smaller floating rocks nearby connected by ancient chain bridges

A flying aircraft carrier with a flat deck on top, control tower, planes parked on deck, massive jet engines underneath keeping it aloft, and radar dishes