London is home to many fantastic rooftop bars that offer stunning views of the city, delicious cocktails, and a great atmosphere. Here are some of the best rooftop bars in London:

1. Radio Rooftop Bar: Located on the 10th floor of the ME London hotel, this rooftop bar offers 360-degree views of London's iconic landmarks, including the River Thames and the London Eye.

2. Sky Garden: This rooftop bar is located in the heart of London's financial district and offers panoramic views of the city from its stunning Sky Garden.

3. The Rooftop St. James: This rooftop bar is located in the heart of St. James's and offers stunning views of London's historic landmarks, including Buckingham Palace and Big Ben.

4. The Queen of Hoxton: This rooftop bar is located in Shoreditch and offers a lively atmosphere and great views of the city.

5. The Boundary: This rooftop bar is located in the trendy neighborhood of Shoreditch and offers great views of the city, delicious cocktails, and a relaxed atmosphere.

6. The Mondrian London: This rooftop bar is located in South Bank and offers panoramic views of the city and a stylish atmosphere.

7. The Proud Archivist: This rooftop bar is located in Haggerston and offers great views of the city, delicious cocktails, and a laid-back atmosphere.

These rooftop bars are just a few of the many options available in London. Whether you're looking for a romantic evening or a night out with friends, there's sure to be a rooftop bar in London that will suit your needs.