Shanghai Tunnels
Legendary tunnels in diverse locations of Chinatown. These tunnels were used as escape routes as well as for living, for diverse criminal activities. Legends about haunting.
Steel Bridge in Portland
Double decker truss bridge that was constructed in 1912. This bridge has a complex vertical lift that rises the double decker system from 7.6 m above the river to 22 m or 50 m.
Hawthorne Bridge
Historical truss bridge, constructed in 1910. It has a vertical lift that operates up to this day, rising a section of the bridge from 15 m to 48 m above the river. This operation is repeated some 120 times per month.
St. Johns Bridge
A beautiful steel suspension bridge, constructed in 1931. The bridge towers have unusual Neo-Gothic forms. The bridge is 630 m long, the main span is 368 m long.
Astoria – Megler Bridge
The longest continuous truss bridge in the United States. This 6.55 km long bridge was constructed in 1962-1966 across the Columbia River. The longest span is 376 m.
Oregon City Bridge
Impressive bridge in Art Deco style, constructed in 1922. It is 227 m long with 110 m long main span.
BP Pedestrian Bridge
Pedestrian footbridge over a busy inner-city highway. The bridge was built in 2004 and designed by Frank Gehry. Bridge has unusual, snake-like planning. It is plated with curving, stainless steel plates.
Vehicle Assembly Building at Kennedy Space Center
The seventh largest building in the world by volume, constructed in 1966 for assembling American manned space vehicles. The building is 160.3 m tall, covers 3 ha.
Bridge of Lions, St. Augustine
A beautiful bridge in Venetian Neo-Renaissance style, constructed in 1925 – 1927. Rebuilt in an extended version in 2010.
Mud Lake Canal
Large scale prehistoric structure – artificially made canal for canoes to simplify yearly migrations – to avoid rough waters of Mexico Gulf. Canal is 6.3 km long.