Sometimes choosing to limit yourself to recycled materials can make your building more interesting. These buildings are made from a wide range of reclaimed materials, from concrete pipes and discarded doors to plastic bottles and bags.

The four-story Prahran Hotel in Melbourne, Australia, designed by Techné Architects and made using reclaimed concrete pipes.

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(via Prahran Hotel and Inhabitat)

Earthquake-resistant Nigerian homes, built from 14,000 plastic bottles, packed with sand.

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(via Design To Improve Life and Inhabitat)

The TuboHotel in Tepoztl√°n, Mexico, with rooms converted from concrete sewer pipes. It was designed by T3Arc, and opened in 2010.

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(via ArchDaily)

Ubuntu-blox, built from plastic trash for Southern Methodist University, Dallas, Texas. It cost only $250.

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(via Ubuntu-blox/Facebook and Jovoto)

A shop in Nanjing, China, made of 100,000 Pepsi cans

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(via WebEcoist)

The home of Tomislav Radovanovic, a retired math professor, built between 2001 and 2006 using about 13,500 plastic bottles

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(via kurir-info and iblogn)

A 10-floor building covered with colored doors in Seoul, South Korea, designed by Choi Jeong-Hwa

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(via Luxuryshoppers)

This pavilion, made of old kitchen sinks, designed and built by 2012 Architechten and Jeanne van Heeswijks

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(via Superuse Studios)

A school made of plastic bottles filled with adobe, in San Pablo, Philippines. The material is much cheaper but three times stronger than concrete.

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(via Inhabitat)

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