The ruins of Gutenberg Castle are a significant historical site in Triesen. This medieval castle dates back to the 12th century and offers visitors a chance to explore the remnants of its fortifications and towers. The site provides panoramic views of the Rhine Valley and the surrounding mountains, making it both a cultural and scenic highlight.

St. Gallus Church is a notable religious and architectural landmark in Triesen. The church features traditional Liechtenstein ecclesiastical architecture and serves as a center for local community events and worship. Its interior and exterior design reflect the region's cultural heritage.

While technically in the nearby municipality of Triesenberg, the hiking trails accessible from Triesen offer excellent opportunities for outdoor enthusiasts. These trails wind through alpine meadows and forests, providing spectacular views and a chance to experience the natural beauty of Liechtenstein.

Though located in Vaduz, the capital city close to Triesen, the Liechtenstein National Museum is a key cultural attraction for visitors staying in Triesen. The museum showcases the history, art, and culture of Liechtenstein, with exhibits ranging from archaeological finds to contemporary art.

The village center of Triesen offers a quaint and authentic experience with local shops, cafes, and traditional architecture. Visitors can enjoy a leisurely stroll through the streets, experiencing the local lifestyle and hospitality.

Located a short drive from Triesen, the Balzers Thermal Spa offers relaxation and wellness experiences with thermal baths and spa treatments. It is a popular destination for those looking to unwind after exploring the region.

This trail near Triesen provides hikers with breathtaking views of the Alps and the Rhine Valley. It is suitable for various skill levels and is a great way to connect with the natural environment of Liechtenstein.

The local museum in Triesen presents the history and cultural heritage of the municipality. Exhibits include traditional crafts, historical artifacts, and information about the development of the town over the centuries.

Vaduz Castle, the official residence of the Prince of Liechtenstein, is located near Triesen in the capital city of Vaduz. The castle is a prominent landmark and offers impressive views over the city and surrounding areas. While the castle itself is not open to the public, its exterior and the surrounding grounds are popular with visitors.

A short distance from Triesen, the Ruggeller Riet Nature Reserve is one of Liechtenstein's most important wetlands. It is a protected area that supports diverse flora and fauna, making it an excellent spot for nature lovers and bird watchers.