Sentinel Atlas

A small atlas,
built to wander

Interactive references and long-form reading, one region at a time. It starts in India — more territory gets added as it's mapped.

PLATE I

Bharat Chronicle

An interactive timeline of Indian history, from the Indus Valley to today, with the standing threads across the eras, alongside the full verbatim text of the Constitution of India — 494 articles and 12 schedules.

INDIA · HISTORY + LAW →
PLATE II

Itihasa & Purana

The Ramayana and Mahabharata with their family trees, and the Hindu pantheon — Brahma, Vishnu, Shiva, the Devi and their families — with portraits and a map of major temples.

INDIA · EPICS + PANTHEON →
PLATE III

Sentinel Panchangam

A live Hindu daily almanac for Andhra Pradesh — Tithi, Nakshatra, Yoga, Karana and Vara computed from sun and moon position, plus Rahu Kalam, Yamagandam, Gulika Kalam, Abhijit Muhurta and Brahma Muhurtam for any date and city.

INDIA · ALMANAC →
PLATE IV

Sentinel Money

A plain-English glossary of 90 investing, home-buying, credit and tax terms, each with an example and a quiz, plus mortgage, compound-interest and retirement calculators.

FINANCE · GLOSSARY + TOOLS →
PLATE V

Nadi: Rivers of India

A map of India's rivers with animated flow from source to sea, an encyclopedia entry for each, and the dams, barrages, canals and river links built on them.

INDIA · RIVERS + MAP →
PLATE VI

Maap: Units and Conversions

Convert land, weight, volume, distance, time, speed, energy, data, pressure, power and cooking measures between metric, US and Indian units, and read big numbers as crore, lakh, million and billion.

MEASURES · CONVERTER →
PLATE VII

Sahaya: Helpline Numbers

The emergency and helpline numbers worth having ready, for India (with Telangana, Andhra Pradesh, Karnataka, Tamil Nadu, Kerala and Maharashtra) and the United States: police, fire, ambulance, poison, crisis, women and children, road and consumer help.

SAFETY · INDIA + US →
PLATE VIII

Tirtha: Sacred Places of India

A map of the traditional pilgrimage circuits: the twelve Jyotirlingas, Char Dham, Chota Char Dham, Saptapuri, Pancha Bhoota Sthalams, the six abodes of Murugan, the 18 Maha Shakti Peethas the 108 Divya Desams and about 140 temples across Telangana, Andhra Pradesh, Karnataka, Tamil Nadu, Kerala and Maharashtra.

INDIA · TEMPLES + MAP →
PLATE IX

Rashtra: India at a Glance

The national symbols, anthem and song with full texts, the flag, the three national holidays and the 2026 central holiday list, the Constitution's languages, rights and duties, all 28 states and 8 Union Territories, and the honors, with each fact's source and the things that are not official.

INDIA · FACTS + LAW →
PLATE X

Shikhara: Relief of India

A pan-and-zoom contour map of the country from NOAA elevation data, with height bands, the main peaks and mountain passes, and where each figure comes from.

INDIA · MAP →
PLATE XI

Rajya: States and Union Territories

A map of all 28 states and 8 Union Territories, colored by population, density, sex ratio, literacy or urban share from the 2011 census, with a profile for each (capital, area, languages) and a sortable table. The census figures are 2011's; Census 2027 is still under way.

INDIA · CENSUS + MAP →
PLATE XII

Sanrachana: Syntax Reference for Python, Java, Scala, Go & C++

A poster-style syntax reference, switchable across five languages: variables & types, control flow, functions & closures, error handling, generics, and every data structure and string/sort/math/bit idiom -- plus two pointers, sliding window and prefix sums, a null/None/nil/nullptr gotchas table and a Big-O cheat table.

PROGRAMMING · PYTHON + JAVA + SCALA + GO + C++ →
PLATE XIII

Reasoning Test

A 20-question reasoning workout for adults, drawn from a bank of 120 plus freshly generated number and logic questions: number and letter series, odd one out, analogies, logic and quick math. A Hard mode with trickier puzzles, an optional timer, a short explanation for every answer, and a category breakdown -- a score out of 20, never an IQ number.

PUZZLES · TEXT ONLY · FOR FUN, NOT CLINICAL →
PLATE XIV

Hair Care Regimen

A reference for a minoxidil 5% and finasteride 1 mg routine: how to apply, the daily schedule, what to expect month by month, helpful extras, and the side effects that mean calling a doctor. General information, nothing tracked.

HEALTH · REFERENCE · NOT MEDICAL ADVICE →