Atlanta is a major hub for Delta Airlines, making it an ideal starting point for your free round-trip ticket. The city offers excellent connectivity to São Paulo, Brazil, ensuring smooth travel logistics. Plus, Atlanta itself is a vibrant city with rich culture and southern charm, perfect for a quick stopover if you wish.

São Paulo is a vibrant metropolis known for its dynamic mix of business and adventure opportunities, perfect for your work-adventure trip. The city offers a rich cultural scene, bustling markets, and exciting nightlife, making it an ideal destination for both productivity and exploration. Enjoy the diverse cuisine and iconic landmarks while immersing yourself in the energetic atmosphere of Brazil's largest city.

Belém is a vibrant gateway to the Amazon, known for its rich Amazonian culture, delicious local cuisine, and historic architecture. It's a perfect spot to experience the unique blend of nature and city life with access to the Amazon River and nearby rainforests. Your adventure here will be filled with exciting explorations and cultural discoveries.

Grand Rapids is a vibrant city known for its craft breweries, art scene, and friendly Midwestern charm. It's a great starting point for your journey with its convenient airport and welcoming atmosphere. Don't miss the chance to explore local museums and parks if you have some time before your flight.