ฝาปิดท่อ

Two circular manhole covers on dark green illuminated stairs
Tsubasa MfgT

Tsubasa Mfg

Round manhole cover featuring two stylized faces and wave patterns
@pupudorap

pupu

A person walking with a shadow and a manhole cover on a paved path
naon

nao

Manhole reflecting city lights at night
@ksk1990k

ksk_1990