360Cities has been curating and licensing high quality, fully 360° interactive panoramic photos and videos for over 10 years. They are your go-to source for strolling through picturesque cities all over the world . . . from the comfort of your home. You can browse from a world map, check out curated galleries (such as City Squares and Plazas), or narrow your search to 360º videos or 360º stereoscopic photos. And you aren't really limited to exploring cities! There is content for many naturally beautiful environments, too!
Before or after your exploration, you may want to snag a few books. Hoover Public Library has some great titles to offer.