Sometimes a building is like an architectural alien. The bizarrely-shaped museums in these photographs are so different from the city around them that it's as if they erupted out of a dimensional doorway from another universe.

The Niterói Contemporary Art Museum, Niterói, Rio de Janeiro, Brazil, designed by Oscar Niemeyer, completed in 1996.

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Buildings that look like UFO crash landings

Buildings that look like UFO crash landings(via Gary Dee, Phx de, Nicolas Nova, doc 1.0 and howvin)

Guggenheim Museum Bilbao, designed by Frank Gehry, Bilbao, Spain, 1997.

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Experience Music Project Museum, designed by Frank O. Gehry Seattle, Washington, 2000

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The Quadrucci Pavilion of Milwaukee Art Museum, designed by Santiago Calatrava, opened in 2001
Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landingsBuildings that look like UFO crash landingsBuildings that look like UFO crash landings(via Michael Hicks, Dsv, Jonathunder, Dori 12)

Kunsthaus Graz (also known as the Graz Art Museum or the Friendly Alien), designed by Peter Cook and Colin Fournier, opened in Graz, Austria, 2003.

Buildings that look like UFO crash landingsBuildings that look like UFO crash landingsBuildings that look like UFO crash landings(via Kari Neuhold, Marion Schneider & Christopher Aistleitner and Eddie Codel)

Dalian Shell Museum, designed by DUT, Dalian, China, 2003Buildings that look like UFO crash landings

Buildings that look like UFO crash landingsBuildings that look like UFO crash landingsBuildings that look like UFO crash landings(via ArchDaily)

Walt Disney Concert Hall, designed by Frank Gehry, Los Angeles, California, opened in 2003

Buildings that look like UFO crash landingsBuildings that look like UFO crash landingsBuildings that look like UFO crash landings(via PDPhoto, Pag293, Kwong Yee Cheng)

The Denver Art Museum Frederic C. Hamilton Building, designed by Daniel Libeskind, opened in 2006, Denver, ColoradoBuildings that look like UFO crash landings

Buildings that look like UFO crash landingsBuildings that look like UFO crash landings(via Studio Daniel Libeskind, Hustvedt and J. Miers)

Theatre Agora, Lelystad, Netherlands, designed by UNStudio, opened in 2007

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

(via UNStudio)

The Michael Lee-Chin Chrystal at Royal Ontario Museum in Toronto, Ontario, Canada, designed by Daniel Libeskind, opened in 2007.

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

(via Skeezix1000, russavia, Alexandre Kozoubsky, Chris Lee and The City of Toronto)

The Macao Science Center, designed by Pei Partnership Architects, Macau, China, 2009.

Buildings that look like UFO crash landingsBuildings that look like UFO crash landings(via Wikimedia Commons)

Centre Pompidou-Metz, designed by Shigeru Ban, Metz, France, 2010.

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Design Museum Holon, by Ron Arad Architects Ltd. in Holon, Israel, 2010

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Ordos Art & City Museum in Ordos, Inner Mongolia, China, designed by MAD Architects, completed in 2011.

Buildings that look like UFO crash landings

Buildings that look like UFO crash landings

Buildings that look like UFO crash landingsBuildings that look like UFO crash landings(via ArchDaily)

The Museo Soumaya (Soumaya Art Museum), designed by Fernando Romero, Mexico City, Mexico, 2011

Buildings that look like UFO crash landingsBuildings that look like UFO crash landingsBuildings that look like UFO crash landings(via eclecctica, Omar Bárcena andSam Churchill)