Upside-down house

Visitors enter a house standing upside down in Trassenheide on the Baltic Sea island of Usedom, northeastern Germany. The house was already constructed in 2008 by two Polish initiators, who also designed the house's interior upside down. (JENS BUETTNER / AFP/Getty Images)

Visitors enter a house standing upside down in Trassenheide on the Baltic Sea island of Usedom, northeastern Germany. The house was already constructed in 2008 by two Polish initiators, who also designed the house’s interior upside down. (JENS BUETTNER / AFP/Getty Images)