Romano-Germanic Central Museum (Römisch-Germanisches Zentralmuseum).
It is home to Roman, Medieval, and earlier artifacts.

Museum of Ancient Seafaring (Museum für Antike Schifffahrt).
It houses the remains of five Roman boats from the late 4th century, discovered in the 1980s.

Roman remains, including Jupiter's column, Drusus' mausoleum, the ruins of the theatre and the aqueduct.

Mainz Cathedral of St. Martin (Mainzer Dom), over 1,000 years old.

St. John's Church, 7th-century church building
Staatstheater Mainz
The Iron Tower (Eisenturm, tower at the former iron market), a 13th-century gate-tower.

The Wood Tower (Holzturm, tower at the former wood market), a 15th-century gate tower.

The Gutenberg Museum – exhibits an original Gutenberg Bible amongst many other printed books from the 15th century and later.

The Mainz Old Town – what's left of it, the quarter south of the cathedral survived World War II.

The old arsenal, the central arsenal of the fortress Mainz during the 17th and 18th century
The Electoral Palace (Kurfürstliches Schloss), residence of the prince-elector.

The Marktbrunnen, one of the largest Renaissance fountains in Germany.

Domus Universitatis (1615), for centuries the tallest edifice in Mainz.

Christ Church (Christuskirche), built 1898–1903, bombed in 1945 and rebuilt in 1948–1954.

The Church of St. Stephan, with post-war windows by Marc Chagall.

Citadel.

The ruins of the church St. Christoph, a World War II memorial
Schönborner Hof (1668).

Rococo churches of St. Augustin (the Augustinerkirche, Mainz) and St. Peter (the Peterskirche, Mainz).

Churches of St. Ignatius (1763) and St. Quintin.

Erthaler Hof (1743)
The Baroque Bassenheimer Hof (1750)
The Botanischer Garten der Johannes Gutenberg-Universität Mainz, a botanical garden maintained by the university
Landesmuseum Mainz, state museum with archaeology and art.

Zweites Deutsches Fernsehen (ZDF) – one of the largest public German TV-Broadcaster.

New synagogue in Mainz
Kunsthalle Mainz – museum for contemporary art
Romano-Germanic Central Museum (Römisch-Germanisches Zentralmuseum). It is home to Roman, Medieval, and earlier artifacts.
Museum of Ancient Seafaring (Museum für Antike Schifffahrt). It houses the remains of five Roman boats from the late 4th century, discovered in the 1980s.
Roman remains, including Jupiter's column, Drusus' mausoleum, the ruins of the theatre and the aqueduct.
Mainz Cathedral of St. Martin (Mainzer Dom), over 1,000 years old.
St. John's Church, 7th-century church building
Staatstheater Mainz
The Iron Tower (Eisenturm, tower at the former iron market), a 13th-century gate-tower.
The Wood Tower (Holzturm, tower at the former wood market), a 15th-century gate tower.
The Gutenberg Museum – exhibits an original Gutenberg Bible amongst many other printed books from the 15th century and later.
The Mainz Old Town – what's left of it, the quarter south of the cathedral survived World War II.
The old arsenal, the central arsenal of the fortress Mainz during the 17th and 18th century
The Electoral Palace (Kurfürstliches Schloss), residence of the prince-elector.
The Marktbrunnen, one of the largest Renaissance fountains in Germany.
Domus Universitatis (1615), for centuries the tallest edifice in Mainz.
Christ Church (Christuskirche), built 1898–1903, bombed in 1945 and rebuilt in 1948–1954.
The Church of St. Stephan, with post-war windows by Marc Chagall.
Citadel.
The ruins of the church St. Christoph, a World War II memorial
Schönborner Hof (1668).
Rococo churches of St. Augustin (the Augustinerkirche, Mainz) and St. Peter (the Peterskirche, Mainz).
Churches of St. Ignatius (1763) and St. Quintin.
Erthaler Hof (1743)
The Baroque Bassenheimer Hof (1750)
The Botanischer Garten der Johannes Gutenberg-Universität Mainz, a botanical garden maintained by the university
Landesmuseum Mainz, state museum with archaeology and art.
Zweites Deutsches Fernsehen (ZDF) – one of the largest public German TV-Broadcaster.
New synagogue in Mainz
Kunsthalle Mainz – museum for contemporary art
Mainz