In the morning, visit Lalbagh Botanical Garden, an iconic garden in Bengaluru. It is famous for its glass house and the flower shows that happen throughout the year. You can also go for a nature walk or just relax amidst the greenery. For lunch, head to MTR for authentic South Indian cuisine. In the afternoon, visit the Bangalore Palace, which is modeled after England's Windsor Castle. The palace has a beautiful architecture and gardens. In the evening, explore the local markets of Commercial Street for some shopping.
Start your day by visiting Cubbon Park, a 120-hectare park in the heart of the city. The park is home to many species of flora and fauna, and it also houses the State Central Library and the High Court of Karnataka. After a morning walk in the park, head to Vidhana Soudha, the seat of the state legislature of Karnataka. The building has a beautiful architecture and is made of granite. For lunch, head to the famous Brahmin's Coffee Bar for some delicious filter coffee and South Indian snacks. In the afternoon, visit the Bangalore Fort, which was built in the 16th century by Kempegowda. In the evening, head to UB City, which is a luxury mall and also has some great restaurants for dinner.
Start your day by visiting Tipu Sultan's Summer Palace, which was built in the late 18th century. The palace has a beautiful architecture and also houses a museum. For lunch, head to the famous Vidyarthi Bhavan for some delicious Masala Dosa. In the afternoon, drive to Nandi Hills, which is about an hour's drive from the city. Nandi Hills is a popular hill station and offers breathtaking views of the surrounding hills and valleys. You can also visit the Nandi Temple, which is located on the hill. In the evening, drive back to the city and head to the famous Hard Rock Cafe for some live music and dinner.
If you have time, you can also consider visiting the ISKCON Temple, Wonderla Amusement Park, and the Innovative Film City. For a side trip, you can visit Mysore, which is about a 3-hour drive from Bengaluru. It is famous for its Mysore Palace and the Brindavan Gardens.