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1. Millau Viaduct (France)

• Construction Period: 2001-2004
• Designer: Norman Foster (architect) and Michel Virlogeux (structural engineer)
• Type: Cable-stayed bridge
• Significance: The Millau Viaduct is notable not only for its height but also for its innovative design. The bridge has seven towers, with the highest reaching 343 meters. It was constructed to improve traffic flow between Paris and the Mediterranean and to reduce congestion in the area.

2. Yavuz Sultan Selim Bridge (Turkey)

• Construction Period: 2013-2016
• Designer: Saad K. Khalaf and partners
• Type: Hybrid cable-stayed/suspension bridge
• Significance: This bridge connects the European and Asian sides of Istanbul, spanning the Bosphorus Strait. It is also known for its wide deck, accommodating multiple lanes of traffic, and its role in easing congestion in Istanbul. It is one of the longest and widest suspension bridges in the world.

3. Jiangsu Yushan Road Bridge (China)

• Construction Period: 2007-2009
• Designer: N/A
• Type: Cable-stayed bridge
• Significance: This bridge is notable for its height and its role in supporting heavy traffic over the Yushan Road, a major route in Jiangsu Province. Its design supports the transportation needs of the region and helps manage traffic flow effectively.

4. Huangtushan Grand Bridge (China)

• Construction Period: 2009-2014
• Designer: N/A
• Type: Viaduct bridge
• Significance: The Huangtushan Grand Bridge is part of the G60 Hukun Expressway and crosses a deep valley. It plays a crucial role in facilitating high-speed travel between cities in Zhejiang Province. The bridge’s height and design help it withstand the challenging terrain and weather conditions.

5. Cangde Grand Bridge (China)

• Construction Period: 2006-2010
• Designer: N/A
• Type: Viaduct bridge
• Significance: As part of the Beijing-Shanghai High-Speed Railway, this bridge supports high-speed trains traveling at speeds up to 350 km/h (217 mph). The bridge’s impressive height allows it to span over a variety of terrains, including valleys and wetlands, ensuring a smooth and efficient rail link between the major cities of Beijing and Shanghai.

These bridges are examples of modern engineering prowess and are vital for infrastructure, often designed to address specific geographical challenges and to support large volumes of traffic.