a tropical greenhouse and sturgeon farm
... that a tropical greenhouse and sturgeon farm in the Swiss Alps, powered by geothermal energy from the world's longest land tunnel, is intended to produce two tonnes of caviar annually?
... that <b id="mwFFA"><a href="./Tropenhaus_Frutigen" id="mwFFE" rel="mw:WikiLink" title="Tropenhaus Frutigen">a tropical greenhouse and sturgeon farm</a></b> in the <a href="./Swiss_Alps" id="mwFFI" rel="mw:WikiLink" title="Swiss Alps">Swiss Alps</a>, powered by <a href="./Geothermal_energy" id="mwFFM" rel="mw:WikiLink" title="Geothermal energy">geothermal energy</a> from the <a href="./Lötschberg_Base_Tunnel" id="mwFFQ" rel="mw:WikiLink" title="Lötschberg Base Tunnel">world's longest land tunnel</a>, is intended to produce two<span id="mwFFU" typeof="mw:Entity"> </span>tonnes of <a href="./Caviar" id="mwFFY" rel="mw:WikiLink" title="Caviar">caviar</a> annually?