Gothic, Victorian-era inspired building, grandiose, ornate, detailed stone carvings, stained glass windows, pointed arches, ribbed vaults, flying buttresses, intricate gargoyles, imposing entrance doors, heavy iron hinges, rustic wooden signs, mysterious, eerie atmosphere, foggy London streets, dim lantern lighting, dark alleys, Sherlock Holmes' iconic 221B Baker Street residence, detective's study room interior, wood-paneled walls, leather-bound books, vintage furniture, pipes and smoking accessories.