A man walking on an escalator Tags: airport architecture blue ceiling color commuter hallway indoors london london underground metallic moving walkway passage person perspective station steel subway system symmetry terminal train station transportation transportation system tunnel underground underground station urban walkalator N Naveen Annam | 2 images Download 1.12K viewsLike it? 1Say thanks Crediting isn’t required, but is appreciated and allows photographers to gain exposure. Copy the text below.Photo by Naveen Annam on Pixeor.com CopyAdvertising Related Images AAidan Roof 1.22K 1 mmentatdgt 985 5 ttrashhand 1.09K 4 SSushil Ghimire 1.41K 3 MMatthias Cooper 900 5 MMaarten van den Heuvel 1.14K 2 PPhilbert Pembani 1.33K 1 AAleksandar Pasaric 1.10K 1 AAnggoro Sakti 1.16K 2 LLisa Fotios 1.52K 3 AAnderson Miranda 957 1 CCameron Casey 1.18K 2 NNextvoyage 1.05K 3 TToni Ferreira Ph 890 3 CCameron Casey 1.10K 3