Spa of the Popes, or Terme dei Papi, is famous for its natural thermal springs. Visitors can soak in a sulphurous pool and choose from various beauty treatments and massages.

Palazzo dei Papi di Viterbo is a historic palace built for the popes in the 13th century. It features the Loggia delle Benedizione, where popes would emerge after being elected, and the Hall of the Conclave, known for the longest papal conclave in history.

Piazza del Plebiscito is a historic square in Viterbo, Italy. It features beautiful architecture and is a popular spot for locals and tourists to relax and enjoy the surroundings.

Bagnaccio is a thermal park known for its hot sulfur springs. It features five pools with varying temperatures, offering a relaxing and natural spa experience.

Via San Pellegrino is a charming medieval street in Viterbo, known for its well-preserved architecture and cobblestone paths. Walking here allows visitors to experience a piece of history with beautiful old buildings and a unique atmosphere.