Mérida has a rich abundance of Ancient Monuments, so there are many sights to see during your visit!
The Magnificent Teatro Romano which was built by the Roman General Agrippa in 16BC and rebuilt in the first century AD after a fire that broke out during the reign of Hadrian. During July and August, it becomes a venue for the Classical Theatre Festival, but also includes music performances, film screenings and other dramatic arts. You can experience firsthand the legacy of ancient Greece and Rome, by sitting on the old stone benches and enjoying the experience.
You can visit the Majestic building of the Temple of Diana; you will find it at the corner of Calle Romero Leal Sagasta west of the Plaza de España and is open to the public.
You can visit the Moorish Castle called the Alcazaba on the banks of the Guadiana River, along the river you will also find the Puente Romano with its 60 semicircular arches.
The Church ´La Iglesia de Santa María de la Asuncion´ which was built between the 13th & 15th centuries, although most of the architecture dates from the 17th & 18th centuries, can also be visited.
The Plaza de España is a lively square with restaurants, bars and cafes surrounded by century old buildings.
The closest Airports nearby are either Badajoz(BJZ), Sevilla (SVQ) then it would be Madrid(MAD) or Lisbon(LIS). You will be able to rent a car from or close to these Airports, and drive to Mérida. Alternatively, you can catch a Train or Bus.
Mérida is a very small town, meaning you can mostly walk from ruin to ruin once in the town.
There is also a Bus and Train Station. You will find buses and trains going to locations nearby each day, please see below list of details:
Trains depart from and arrive at the RENFE Station, about ½ a mile from Plaza de España. Each day there are 5 trains to and from Madrid(5-6hrs), 1 to and from Seville(3hrs), 6 to and from Cáceres (1hr) and 7 to and from Badajoz (1hr)
The Bus station can be found on Avenida de la Libertad. Each day there are 7 buses to and from Madrid (5 ½ hrs.), up to 12 buses to and from Seville(3hrs), 3 buses to and from Cáceres (1hr) and up to 10 buses to and from Badajoz (1hr)