Kolkata Metro: The only Metro of IR. কলকাতা মেট্রো : তিলোত্তমার জীবন রেখা ।। - PPG

Still can be speeded up by a few hour.
12321 & 12322 can easily complete the e2e journey in 36 hrs.
12321 = HWH 23.30~81; 94.5 BWN 00.40/42~80; 142.5 PAN 01.18/20~66; 158.3 DGR 01.44/46~75; 182.1 RNG 02.05/07~69; 200.4 ASN 02.23/28~69; 217.6 BRR 02.43/45~49; 258.7 DHN 03.35/40~66; 288.4 GMO 04.07/12~72; 306.4 PNME 04.27/29~96; 333.6 HZD 04.46/48~97; 381.9 KQR 05.18/20~61; 458.4 GAYA 06.35/40~84; 527 AUBR 07.29/31~66; 543.4 DOS 07.46/48~66; 561.1 SSM 08.04/06~81; 608.8 BBU 08.41/43~63; 663.4 DDU 09.35/50~48; 695.4 CAR 10.30/32~62; 726.5 MZP 11.02/04~48; 734.5 BDL 11.14/16~63; 807.4 PCOI 12.25/35~51; 845.5 SRJ 13.20/22~57;...
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900.5 MKP 14.20/25~67; 978.5 STA 15.35/45~85; 1014 MYR 16.10/12~71; 1076.9 KTE 17.05/15~68; 1167.9 JBP 18.35/45~65; 1345.4 PPI 21.30/32~52; 1413 ET 22.50/23.00; 1719 BSL 03.50/55; 1903 MMR 06.25/30; 2160.5 CSMTM 11.30| 12322:- CSMTM 22.15; 1498 DDU 23.40/55; 2161 HWH 10.45