breathtaking aerial perspective of portlands international rose test garden a lush oasis amidst the cityscape

international horticultural breathtaking meticulously kaleidoscope horticulture architecture perspective landscaping destination meticulous cultivated background portlands cityscape intricate testament sprawling landscape botanical gardening panoramic beautiful stunning artistry delicate portland blooming vibrant witness gardens expanse unfolds crimson velvety footage tourism flowers aerial garden beauty colors oregon blooms travel scenic nature oasis drone roses burst urban parks green space