of its location in Fußach, the house is built on stilts. Due to a photovoltaic system and a heat recovery system, the house is a low-energy construction. Cycling The Rhine delta cycle route is suitable for both sporty and leisurely cyclists. The route is about 47,4 km long and has only little ascent. Along the way on the Old Rhine and on the shores of Lake Constance, there is a variety of swimming spots. Lagoon circular walk The lagoon tour in the Rhine delta along the dam offers a view onto Lake Constance, and in particular onto the Lindau island. Route: Rhine estuary – Fußach – In der Schanz – Lagoon – In der Schanz Distance: 4,7 km Duration: About 1,5 hours Bird-watching With more than 340 recorded species (until 2002), the Rhine delta is a popular nature park among bird watchers. It is a well-known area for spotting rarities, especially waders. Since 1982, it is an Important Bird Area. The BirdsClub-App, an app created for the Rhine area, will help bird watchers identify the birds sighted. See also Alpine Rhine Lake Constance Nature parks in Switzerland External links Official website of the nature park Website of the association "Naturschutzverein Rheindelta" (nature protection association Rhine delta) List of birds in the Rhine delta nature park (PDF) References Geography of Vorarlberg Protected areas of Austria Austria–Switzerland border Ramsar sites in Austria Nature parks Parks in Austria Nature reserves in Austria