A trip encompassing Prague, Budapest, Vienna, and Istanbul would be a diverse and exciting journey through Central and Eastern Europe. Prague, with its stunning architecture and romantic atmosphere, is often a favourite starting point. Budapest, with its contrasting blend of history and vibrant nightlife, offers a unique experience. Vienna, the former Habsburg capital, is known for its imperial grandeur and musical heritage. Finally, Istanbul, a city that bridges Europe and Asia, provides a rich cultural tapestry with its historical sites, bustling bazaars, and delicious cuisine.