Colour symmetry. Portuguese pavements: Mar largo / Portuguese pavement wave - p2mg - «p2mg»

Small circles mean rotations of order 2. Mirrors are represented by red lines and and glides by green ones. Yellow lines are the border of a fundamental region.
p2mg

Small circles mean rotations of order 2. Mirrors are represented by red lines, glide reflections by green lines. Yellow lines are the border of a fundamental region. (12) means that the colours white and grey are interchanged; i means the identity.

This is an example of the case stated in the third row of the table in Section 4.5 (Figure 12, «p2mg») in

Periodical plane puzzles with numbers

Belém, Lisboa, Portugal. Fotos: Celso Gonçalves Roc2c

Palácio de São Paulo, Ilha de Moçambique [2009] . Photo by Rosino

See also:
Wallpaper groups. Portuguese pavements: Mar largo / Portuguese pavement wave - p2mg

p2mg

Mar largo

Manaus, Largo de São Sebastião - p2mg

Copacabana, Calçadão - p2mg

Mar largo: p2mg

Macau, Senate Square - p2mg

Lisbon, «Rossio» - p2mg

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Mar Azul (Cesária Évora)
Mar azul (Cesária Évora, Marisa Monte)
Texto: Mar Azul (B. Leza (Francisco Xavier da Cruz))
Sobre B. Leza (03 de Dezembro de 1905 - 14 de Junho de 1958):
‘B. Leza contód de nôs móda’