The Sphere Lounge

The Sphere Lounge is a Sofia rooftop located one floor above Ozone at Grand Hotel Millennium, it is positioned as a high-altitude lounge and event space with open terraces and 360-degree views. The setting feels more exclusive and event-oriented than a standard walk-in bar. It is a strong option for private parties, cocktail receptions, and special occasions above the city.

The Sphere impresses with its modern interior, floor-to-ceiling panoramic windows, and an unparalleled sense of space.

With its two open-air terraces and impressive 360° panoramic views over Sofia and Vitosha Mountain, create a natural extension of the indoor area, allowing for dynamic event layouts suitable for cocktails, networking, or special entertainment.

Natural daylight and sunsets over the city transform every occasion into a visual experience, while the evening city lights create a refined and memorable ambiance. The venue is equally suitable for elegant business events and glamorous private celebrations.