Few Washington neighborhoods have witnessed the dramatic change and breathtaking renaissance of Logan Circle, the city's only unaltered Victorian residential district. It evolved from rural obscurity to an enclave of architectural splendor, home to wealthy white and later African-American residents. If you're a fan of Second Empire or High Victorian Gothic homes, this walk is for you. If you're fascinated by the dynamics of urban neighborhoods, consider the residents of Logan Circle: Their tenacity and vision preserved the historic district when it teetered on the brink of decline. Today it is one of the most sought-after addresses in Washington. Impressive restoration and renovation continue; cool restaurants and shops multiply.