Florence is the heart of the Italian Renaissance, bursting with stunning art, historic architecture, and charming cobblestone streets. It's perfect for relaxing strolls, delicious Tuscan cuisine, and soaking in culture without the overwhelming crowds if you explore a bit off the beaten path. Your mom and you will love the cozy atmosphere and beautiful sights like the Duomo and Ponte Vecchio.

Val d'Orcia is a stunning region in Tuscany known for its rolling hills, picturesque landscapes, and charming medieval towns. It's a perfect spot for relaxation and enjoying authentic Italian countryside vibes away from the crowds. The area offers delicious local cuisine and beautiful views that are ideal for leisurely exploration.

Santorini is a stunning Greek island famous for its breathtaking sunsets, white-washed buildings with blue domes, and crystal-clear waters. It's perfect for relaxing on beautiful beaches, exploring charming villages, and enjoying delicious Mediterranean cuisine. Since you want to avoid crowds, consider visiting less touristy spots like Pyrgos or Megalochori for a more authentic and peaceful experience.