The Walk Above the Vineyards is a circular ramp designed by architecture studio Keeo4design, which offers an elevated view over the vineyards in the Czech Republic's South Moravian Region. More
Six trapezoidal shapes cluster to form a courtyard within this pavilion, which architecture studio Levenbetts has built on the grounds of an arts centre in Upstate New York. More
MAD has revealed visuals of a "theatrical" spiral staircase set to create a panoramic viewing platform for a historic warehouse on Rotterdam's waterfront. More
A salt marsh and a cantilevered viewing platform are among the features in an extensive new park that stretches along the East River in Long Island City, Queens. More
The Tulip – a 305.3-metre tall tower topped with a viewpoint and rotating gondolas designed by Foster + Partners – is planned to be built alongside the Gherkin in London. More
Texas firm Lemmo Architecture and Design has clad this hunting lookout and writer's studio in weathering steel, to disguise the structure against the arid landscape. More
The Space Needle observation tower in Seattle has reopened to the public following an extensive overhaul by American firm Olson Kundig Architects, which involved adding "the world's first and only revolving glass floor". More
Fuses Viader Arquitectes has transformed a 19th-century fortress near the Spanish city of Girona into a museum and hotel complex featuring concrete, glass and weathered-steel. More
London-based architects Denizen Works has submitted planning for a observation tower containing a vertical gallery and bird hide at Inverewe Garden in Scotland. More
Engineering studio Close to Bone has announced plans to rebuild and enlarge the cantilevered viewing platform it built in Flanders, Belgium, which was severely damaged in an apparent explosion. More
Arc Designs has created a cantilevered viewing platform, and walkway with a glazed floor, perched on one of the highest points of the Rock of Gibraltar. More
A helium balloon tethered to a cantilevered track is among the winners in a competition to design a conceptual observation deck to overlook a volcano's crater in eastern Turkey. More
Dutch firm MVRDV has won a contest to create a wave-like viewpoint on the coast of Holland, which is designed to rock like a seesaw with the changing of the tides. More
This compact timber-and-concrete cabin in the Norwegian village of Nerskogen incorporates large windows that angle upwards to make the most of views towards the nearby lake and mountain range. More
A dilapidated treehouse in Aspen has been rebuilt using vertical wooden slats and translucent panels by local firm Charles Cunniffe Architects, with plenty of help from the community. More
This wooden tower by Norwegian architect Lars J Berge provides an accessible hide for birdwatchers on an island north of Bergen. More
Work is almost complete on British designer Thomas Heatherwick's giant honeycomb of interlinked staircases, placed at the centre of the Hudson Yards development in Manhattan. More
The controversial Dubai Frame has opened to the public, despite an ongoing copyright dispute with architect Fernando Donis, who won a competition to design the observation tower over a decade ago. More
This family home by Narch is crafted from concrete slabs, steel columns and sliding glazing that permits views out over a Spanish nature reserve. More
An angular, asymmetric roof tops this house designed by Mole Architects for a site overlooking an estuary in Suffolk, England. More