An alert was sounded on Tuesday in major capitals and sensitive towns across the country following the terror attack on the makeshift temple in Ayodhya.

Security was particularly tightened around important temples and other places of worship across the country in view of the targeting of the makeshift shrine where once the disputed Babri Masjid structure stood and the possible repercussions it may have.

In Delhi, security was beefed up near the temples and the RSS headquarters in Jandewalan area in a crowded area in the central part.

Additional personnel of police and para-military forces have been mobilised in Delhi and patrolling has been intensified.

In Mumbai, the scene of serial blasts and riots after the December 1992 demolition of the disputed structure in Ayodhya, security was beefed up.

"We have taken special measures outside temples and other religious places in the city following the Ayodhya attack," Police Commissioner A N Roy said.

Additional forces have been deployed at prominent temples and other places of worship.

Security has also been beefed up at the Department of Atomic Energy installations across the country, Chief Security Officer of DAE N C Gop said.

Security was also alerted across West Bengal with special emphasis on communally sensitive areas.

In Surat, where the RSS is holding a conclave, a security cordon was thrown around the venue of the meeting.