Segovia

Segovia is known for its well-preserved Roman aqueduct, which dates back to the 1st century AD, and its medieval castle, the Alcázar of Segovia.

Yes, Segovia is a popular day trip destination from Madrid. It's about an hour's drive or train ride away from the city.

The best way to get to Segovia is by train from Madrid's Chamartín or Atocha train stations. There are also buses that run between Madrid and Segovia.

In addition to the Roman aqueduct and Alcázar, other must-see attractions in Segovia include the Gothic cathedral, the Jewish Quarter, and the many historic churches and monasteries.

The best time to visit Segovia is in the spring or fall, when the weather is mild and fewer tourists are around. However, it's also a popular destination in the summer, so expect crowds then.