The most important landmarks in Lower Austria include:
- Melk Abbey: Baroque Benedictine abbey above the Danube, international symbol of Lower Austria and part of the Wachau UNESCO World Heritage Site.
- Wachau: Terraced vineyards between Melk and Krems, historic towns, abbeys and castles – an UNESCO World Heritage site and the region's flagship attraction.
- Göttweig Abbey: "Austrian Montecassino" above the Danube Valley, a landmark that shapes the Wachau skyline.
- St. Pölten: Provincial capital with a Baroque old town and modern government district; cathedral and Klangturm (sound tower) as striking landmarks.
- Wine cellar lanes: rows of wine press houses and cellars, intangible cultural heritage and particularly common in the Weinviertel region.
- Carnuntum & Heidentor: Roman cityscape on the Danube, the Heidentor as a striking symbol of ancient heritage.
- Mariazellerbahn: Historic narrow-gauge railway from St. Pölten to Mariazell, iconic connection through the Pielach Valley.
- Retzer Windmill: One of the last operational windmills in Austria and an iconic landmark of the wine town of Retz.
- Semmering Railway: The world's first mountain railway, a UNESCO World Heritage Site and symbol of summer retreats.
- Schneeberg: 2,076 m high local mountain at the gates of Vienna and striking peak of the Vienna Alps.
- Rax & Rax Areal Ropeway: Rocky plateau on the eastern edge of the Alps; the Rax Areal Ropeway, opened in 1926, is a legendary gateway to Vienna's local mountains.
- Castles and palaces: Aggstein and Dürnstein castle ruins, Schallaburg Renaissance palace, Grafenegg Palace and the Marchfeld palaces of Schloss Hof, Eckartsau, Marchegg and Orth as defining buildings of the region.