Pastel Dust World Landmarks

Goal: Create an ultra-minimalist abstract poster showing exactly 6 iconic world landmarks as delicate pastel pigment-dust illustrations, as if each landmark is partially deconstructed and dissolving into colorful powder. Canvas: Vertical 2:3 white canvas, clean gallery-print layout, lots of empty white space, no border, no title, no captions, no watermark. Layout: Arrange the 6 landmarks in a balanced 2-column by 3-row grid with generous spacing. Each landmark should be centered within its cell and isolated from the others. Subject details: Include exactly these 6 discrete landmark illustrations: 1) top-left: {argument name="first landmark" default="Eiffel Tower"}, tall iron lattice silhouette with an arched base; 2) top-right: {argument name="second landmark" default="Statue of Liberty"}, raised torch and crown clearly recognizable; 3) middle-left: {argument name="third landmark" default="Big Ben clock tower"}, Gothic tower with visible clock face; 4) middle-right: {argument name="fourth landmark" default="Sydney Opera House"}, low horizontal harbor silhouette with multiple sail-like shells; 5) bottom-left: {argument name="fifth landmark" default="Burj Khalifa"}, very tall tapering skyscraper with a thin spire and faint surrounding skyline; 6) bottom-right: Tokyo Tower, red lattice broadcast tower with a pointed antenna. Visual style: Ultra minimalist watercolor-and-stippling fusion, built from thick colorful stippling, pixel-like pigment particles, speckles, and airy powder clouds. The landmarks should remain instantly recognizable through fine linework and silhouette, but their edges and lower sections should dissolve into vibrant pastel rainbow dust. Use soft cotton-candy colors: pink, cyan, turquoise, lavender, peach, yellow, coral, and light blue. Pigment clouds should bloom around each base and partially up the sides, with scattered dots and mist fading into the white background. Rendering constraints: Keep the background pure white and uncluttered. Use no readable text. Make each landmark delicate, luminous, and semi-transparent in places, with fine architectural detail visible through the color dust. Avoid photorealism, heavy shadows, dark backgrounds, or dense scenery. The overall mood should be dreamy, magical, clean, and collectible, like a set of pastel travel icons dissolving into candy-colored powder.