The players, in matching black T-shirts bearing "1," lapped up the love by playing up to the estimated 400,000 people packing the "fan mile" in front of the Berlin landmark.
Fans began lining the street overnight to welcome home coach Joachim Loew's team and the trophy. Germany's fourth World Cup, the first since 1990, crowned years of work by Loew to modernize the team, and followed near misses at recent tournaments.
"Of course, it was a long way to the title, and an incredibly tough one in the end. But we're incredibly happy to be here with the fans now."
Mario Goetze, the scorer in the 1-0 win over Argentina in the final on Sunday, was greeted with deafening cheers by the sea of fans waving black, red and gold Germany flags.
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Midfielder Toni Kroos led the crowd in a chant of "Miro Klose" -- a tribute to veteran striker Miroslav Klose, whose two goals took his World Cup tally to 16 and made him the tournament's all-time leading scorer.
"We're just mega-proud of this achievement, after standing here in 2006 and 2008 as third and then as second and now we've finally done it after this long journey, with this sensational team," defender Per Mertesacker said.