New: signal-lightAll contenthive-129948hive-196917krhive-180932steemhive-150122hive-183959zzanhive-185836hive-144064hive-101145hive-166405photographyhive-184714hive-188619hive-183397uncommonlabhive-145157bitcoinhive-103599hive-139150steem-atlaskrsuccesshive-180301hive-193186TrendingNewHotLikersmonirrohan (61)in hive-138339 • 3 years agoRailway signal light photo.I am a citizen of Bangladesh. Today I have discussed about signal light of Bangladesh Railway. Signal Light : This is the signal light of the railway. There are many signal lights next to the…